Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

Conflicts:

	drivers/usb/input/hid.h

119 files changed, 1427 insertions, 1134 deletions

diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index f9b1719b9a37..9980a4ddfed9 100644
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -24,7 +24,7 @@ config USB_ARCH_HAS_OHCI
         default y if ARCH_S3C2410
         default y if PXA27x
         default y if ARCH_EP93XX
-        default y if (ARCH_AT91RM9200 || ARCH_AT91SAM9261)
+        default y if ARCH_AT91
         default y if ARCH_PNX4008
         # PPC:
         default y if STB03xxx
diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c
index e6565633ba0f..3dfa3e40e148 100644
--- a/drivers/usb/atm/cxacru.c
+++ b/drivers/usb/atm/cxacru.c
@@ -158,7 +158,7 @@ struct cxacru_data {
         const struct cxacru_modem_type *modem_type;
 
         int line_status;
-        struct work_struct poll_work;
+        struct delayed_work poll_work;
 
         /* contol handles */
         struct mutex cm_serialize;
@@ -347,7 +347,7 @@ static int cxacru_card_status(struct cxacru_data *instance)
         return 0;
 }
 
-static void cxacru_poll_status(struct cxacru_data *instance);
+static void cxacru_poll_status(struct work_struct *work);
 
 static int cxacru_atm_start(struct usbatm_data *usbatm_instance,
                 struct atm_dev *atm_dev)
@@ -376,12 +376,14 @@ static int cxacru_atm_start(struct usbatm_data *usbatm_instance,
         }
 
         /* Start status polling */
-        cxacru_poll_status(instance);
+        cxacru_poll_status(&instance->poll_work.work);
         return 0;
 }
 
-static void cxacru_poll_status(struct cxacru_data *instance)
+static void cxacru_poll_status(struct work_struct *work)
 {
+        struct cxacru_data *instance =
+                container_of(work, struct cxacru_data, poll_work.work);
         u32 buf[CXINF_MAX] = {};
         struct usbatm_data *usbatm = instance->usbatm;
         struct atm_dev *atm_dev = usbatm->atm_dev;
@@ -720,7 +722,7 @@ static int cxacru_bind(struct usbatm_data *usbatm_instance,
 
         mutex_init(&instance->cm_serialize);
 
-        INIT_WORK(&instance->poll_work, (void *)cxacru_poll_status, instance);
+        INIT_DELAYED_WORK(&instance->poll_work, cxacru_poll_status);
 
         usbatm_instance->driver_data = instance;
 
diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c
index c870c804470f..8ed6c75adf0f 100644
--- a/drivers/usb/atm/speedtch.c
+++ b/drivers/usb/atm/speedtch.c
@@ -142,7 +142,7 @@ struct speedtch_instance_data {
 
         struct speedtch_params params; /* set in probe, constant afterwards */
 
-        struct work_struct status_checker;
+        struct delayed_work status_checker;
 
         unsigned char last_status;
 
@@ -498,8 +498,11 @@ static int speedtch_start_synchro(struct speedtch_instance_data *instance)
         return ret;
 }
 
-static void speedtch_check_status(struct speedtch_instance_data *instance)
+static void speedtch_check_status(struct work_struct *work)
 {
+        struct speedtch_instance_data *instance =
+                container_of(work, struct speedtch_instance_data,
+                             status_checker.work);
         struct usbatm_data *usbatm = instance->usbatm;
         struct atm_dev *atm_dev = usbatm->atm_dev;
         unsigned char *buf = instance->scratch_buffer;
@@ -576,7 +579,7 @@ static void speedtch_status_poll(unsigned long data)
 {
         struct speedtch_instance_data *instance = (void *)data;
 
-        schedule_work(&instance->status_checker);
+        schedule_delayed_work(&instance->status_checker, 0);
 
         /* The following check is racy, but the race is harmless */
         if (instance->poll_delay < MAX_POLL_DELAY)
@@ -596,7 +599,7 @@ static void speedtch_resubmit_int(unsigned long data)
         if (int_urb) {
                 ret = usb_submit_urb(int_urb, GFP_ATOMIC);
                 if (!ret)
-                        schedule_work(&instance->status_checker);
+                        schedule_delayed_work(&instance->status_checker, 0);
                 else {
                         atm_dbg(instance->usbatm, "%s: usb_submit_urb failed with result %d\n", __func__, ret);
                         mod_timer(&instance->resubmit_timer, jiffies + msecs_to_jiffies(RESUBMIT_DELAY));
@@ -640,7 +643,7 @@ static void speedtch_handle_int(struct urb *int_urb)
 
         if ((int_urb = instance->int_urb)) {
                 ret = usb_submit_urb(int_urb, GFP_ATOMIC);
-                schedule_work(&instance->status_checker);
+                schedule_delayed_work(&instance->status_checker, 0);
                 if (ret < 0) {
                         atm_dbg(usbatm, "%s: usb_submit_urb failed with result %d\n", __func__, ret);
                         goto fail;
@@ -834,8 +837,8 @@ static int speedtch_bind(struct usbatm_data *usbatm,
                         const struct usb_endpoint_descriptor *endpoint_desc = &desc->endpoint[i].desc;
 
                         if ((endpoint_desc->bEndpointAddress == target_address)) {
-                                use_isoc = (endpoint_desc->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-                                        USB_ENDPOINT_XFER_ISOC;
+                                use_isoc =
+                                        usb_endpoint_xfer_isoc(endpoint_desc);
                                 break;
                         }
                 }
@@ -855,7 +858,7 @@ static int speedtch_bind(struct usbatm_data *usbatm,
 
         usbatm->flags |= (use_isoc ? UDSL_USE_ISOC : 0);
 
-        INIT_WORK(&instance->status_checker, (void *)speedtch_check_status, instance);
+        INIT_DELAYED_WORK(&instance->status_checker, speedtch_check_status);
 
         instance->status_checker.timer.function = speedtch_status_poll;
         instance->status_checker.timer.data = (unsigned long)instance;
diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c
index f6b9f7e1f716..dae4ef1e8fe5 100644
--- a/drivers/usb/atm/ueagle-atm.c
+++ b/drivers/usb/atm/ueagle-atm.c
@@ -64,6 +64,8 @@
 #include <linux/kthread.h>
 #include <linux/version.h>
 #include <linux/mutex.h>
+#include <linux/freezer.h>
+
 #include <asm/unaligned.h>
 
 #include "usbatm.h"
@@ -401,9 +403,8 @@ static int uea_send_modem_cmd(struct usb_device *usb,
         int ret = -ENOMEM;
         u8 *xfer_buff;
 
-        xfer_buff = kmalloc(size, GFP_KERNEL);
+        xfer_buff = kmemdup(buff, size, GFP_KERNEL);
         if (xfer_buff) {
-                memcpy(xfer_buff, buff, size);
                 ret = usb_control_msg(usb,
                                       usb_sndctrlpipe(usb, 0),
                                       LOAD_INTERNAL,
@@ -595,14 +596,12 @@ static int uea_idma_write(struct uea_softc *sc, void *data, u32 size)
         u8 *xfer_buff;
         int bytes_read;
 
-        xfer_buff = kmalloc(size, GFP_KERNEL);
+        xfer_buff = kmemdup(data, size, GFP_KERNEL);
         if (!xfer_buff) {
                 uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
                 return ret;
         }
 
-        memcpy(xfer_buff, data, size);
-
         ret = usb_bulk_msg(sc->usb_dev,
                          usb_sndbulkpipe(sc->usb_dev, UEA_IDMA_PIPE),
                          xfer_buff, size, &bytes_read, BULK_TIMEOUT);
@@ -658,9 +657,9 @@ static int request_dsp(struct uea_softc *sc)
 /*
  * The uea_load_page() function must be called within a process context
  */
-static void uea_load_page(void *xsc)
+static void uea_load_page(struct work_struct *work)
 {
-        struct uea_softc *sc = xsc;
+        struct uea_softc *sc = container_of(work, struct uea_softc, task);
         u16 pageno = sc->pageno;
         u16 ovl = sc->ovl;
         struct block_info bi;
@@ -765,12 +764,11 @@ static int uea_request(struct uea_softc *sc,
         u8 *xfer_buff;
         int ret = -ENOMEM;
 
-        xfer_buff = kmalloc(size, GFP_KERNEL);
+        xfer_buff = kmemdup(data, size, GFP_KERNEL);
         if (!xfer_buff) {
                 uea_err(INS_TO_USBDEV(sc), "can't allocate xfer_buff\n");
                 return ret;
         }
-        memcpy(xfer_buff, data, size);
 
         ret = usb_control_msg(sc->usb_dev, usb_sndctrlpipe(sc->usb_dev, 0),
                               UCDC_SEND_ENCAPSULATED_COMMAND,
@@ -1352,7 +1350,7 @@ static int uea_boot(struct uea_softc *sc)
 
         uea_enters(INS_TO_USBDEV(sc));
 
-        INIT_WORK(&sc->task, uea_load_page, sc);
+        INIT_WORK(&sc->task, uea_load_page);
         init_waitqueue_head(&sc->sync_q);
         init_waitqueue_head(&sc->cmv_ack_wait);
 
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 9a9012fd284b..7f1fa956dcdb 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -421,9 +421,9 @@ static void acm_write_bulk(struct urb *urb)
                 schedule_work(&acm->work);
 }
 
-static void acm_softint(void *private)
+static void acm_softint(struct work_struct *work)
 {
-        struct acm *acm = private;
+        struct acm *acm = container_of(work, struct acm, work);
         dbg("Entering acm_softint.");
         
         if (!ACM_READY(acm))
@@ -892,7 +892,7 @@ skip_normal_probe:
 
 
         /* workaround for switched endpoints */
-        if ((epread->bEndpointAddress & USB_DIR_IN) != USB_DIR_IN) {
+        if (!usb_endpoint_dir_in(epread)) {
                 /* descriptors are swapped */
                 struct usb_endpoint_descriptor *t;
                 dev_dbg(&intf->dev,"The data interface has switched endpoints");
@@ -927,7 +927,7 @@ skip_normal_probe:
         acm->rx_buflimit = num_rx_buf;
         acm->urb_task.func = acm_rx_tasklet;
         acm->urb_task.data = (unsigned long) acm;
-        INIT_WORK(&acm->work, acm_softint, acm);
+        INIT_WORK(&acm->work, acm_softint);
         spin_lock_init(&acm->throttle_lock);
         spin_lock_init(&acm->write_lock);
         spin_lock_init(&acm->read_lock);
diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig
index 6e3b5358a760..f8324d8d06ac 100644
--- a/drivers/usb/core/Kconfig
+++ b/drivers/usb/core/Kconfig
@@ -72,6 +72,21 @@ config USB_SUSPEND
 
           If you are unsure about this, say N here.
 
+config USB_MULTITHREAD_PROBE
+        bool "USB Multi-threaded probe (EXPERIMENTAL)"
+        depends on USB && EXPERIMENTAL
+        default n
+        help
+          Say Y here if you want the USB core to spawn a new thread for
+          every USB device that is probed.  This can cause a small speedup
+          in boot times on systems with a lot of different USB devices.
+
+          This option should be safe to enable, but if any odd probing
+          problems are found, please disable it, or dynamically turn it
+          off in the /sys/module/usbcore/parameters/multithread_probe
+          file
+
+          When in doubt, say N.
 
 config USB_OTG
         bool
diff --git a/drivers/usb/core/buffer.c b/drivers/usb/core/buffer.c
index 840442a25b61..c3915dc28608 100644
--- a/drivers/usb/core/buffer.c
+++ b/drivers/usb/core/buffer.c
@@ -93,7 +93,7 @@ void hcd_buffer_destroy (struct usb_hcd *hcd)
 }
 
 
-/* sometimes alloc/free could use kmalloc with SLAB_DMA, for
+/* sometimes alloc/free could use kmalloc with GFP_DMA, for
  * better sharing and to leverage mm/slab.c intelligence.
  */
 
diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c
index 3538c2fdadfe..ea398e5d50af 100644
--- a/drivers/usb/core/devices.c
+++ b/drivers/usb/core/devices.c
@@ -175,12 +175,13 @@ static char *usb_dump_endpoint_descriptor (
 )
 {
         char dir, unit, *type;
-        unsigned interval, in, bandwidth = 1;
+        unsigned interval, bandwidth = 1;
 
         if (start > end)
                 return start;
-        in = (desc->bEndpointAddress & USB_DIR_IN);
-        dir = in ? 'I' : 'O';
+
+        dir = usb_endpoint_dir_in(desc) ? 'I' : 'O';
+
         if (speed == USB_SPEED_HIGH) {
                 switch (le16_to_cpu(desc->wMaxPacketSize) & (0x03 << 11)) {
                 case 1 << 11:   bandwidth = 2; break;
@@ -204,7 +205,7 @@ static char *usb_dump_endpoint_descriptor (
                 break;
         case USB_ENDPOINT_XFER_BULK:
                 type = "Bulk";
-                if (speed == USB_SPEED_HIGH && !in)     /* uframes per NAK */
+                if (speed == USB_SPEED_HIGH && dir == 'O') /* uframes per NAK */
                         interval = desc->bInterval;
                 else
                         interval = 0;
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index fed92be63b5e..3ed4cb2d56d9 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -561,7 +561,7 @@ static int usbdev_open(struct inode *inode, struct file *file)
                 dev = inode->i_private;
         if (!dev)
                 goto out;
-        ret = usb_autoresume_device(dev, 1);
+        ret = usb_autoresume_device(dev);
         if (ret)
                 goto out;
 
@@ -609,7 +609,7 @@ static int usbdev_release(struct inode *inode, struct file *file)
                         releaseintf(ps, ifnum);
         }
         destroy_all_async(ps);
-        usb_autosuspend_device(dev, 1);
+        usb_autosuspend_device(dev);
         usb_unlock_device(dev);
         usb_put_dev(dev);
         put_pid(ps->disc_pid);
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 113e484c763e..d6eb5ce1dd1d 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -205,7 +205,7 @@ static int usb_probe_interface(struct device *dev)
         if (id) {
                 dev_dbg(dev, "%s - got id\n", __FUNCTION__);
 
-                error = usb_autoresume_device(udev, 1);
+                error = usb_autoresume_device(udev);
                 if (error)
                         return error;
 
@@ -229,7 +229,7 @@ static int usb_probe_interface(struct device *dev)
                 } else
                         intf->condition = USB_INTERFACE_BOUND;
 
-                usb_autosuspend_device(udev, 1);
+                usb_autosuspend_device(udev);
         }
 
         return error;
@@ -247,7 +247,7 @@ static int usb_unbind_interface(struct device *dev)
 
         /* Autoresume for set_interface call below */
         udev = interface_to_usbdev(intf);
-        error = usb_autoresume_device(udev, 1);
+        error = usb_autoresume_device(udev);
 
         /* release all urbs for this interface */
         usb_disable_interface(interface_to_usbdev(intf), intf);
@@ -265,7 +265,7 @@ static int usb_unbind_interface(struct device *dev)
         intf->needs_remote_wakeup = 0;
 
         if (!error)
-                usb_autosuspend_device(udev, 1);
+                usb_autosuspend_device(udev);
 
         return 0;
 }
@@ -408,6 +408,16 @@ static int usb_match_one_id(struct usb_interface *interface,
             (id->bDeviceProtocol != dev->descriptor.bDeviceProtocol))
                 return 0;
 
+        /* The interface class, subclass, and protocol should never be
+         * checked for a match if the device class is Vendor Specific,
+         * unless the match record specifies the Vendor ID. */
+        if (dev->descriptor.bDeviceClass == USB_CLASS_VENDOR_SPEC &&
+                        !(id->match_flags & USB_DEVICE_ID_MATCH_VENDOR) &&
+                        (id->match_flags & (USB_DEVICE_ID_MATCH_INT_CLASS |
+                                USB_DEVICE_ID_MATCH_INT_SUBCLASS |
+                                USB_DEVICE_ID_MATCH_INT_PROTOCOL)))
+                return 0;
+
         if ((id->match_flags & USB_DEVICE_ID_MATCH_INT_CLASS) &&
             (id->bInterfaceClass != intf->desc.bInterfaceClass))
                 return 0;
@@ -476,7 +486,17 @@ static int usb_match_one_id(struct usb_interface *interface,
  * most general; they let drivers bind to any interface on a
  * multiple-function device.  Use the USB_INTERFACE_INFO
  * macro, or its siblings, to match class-per-interface style
- * devices (as recorded in bDeviceClass).
+ * devices (as recorded in bInterfaceClass).
+ *
+ * Note that an entry created by USB_INTERFACE_INFO won't match
+ * any interface if the device class is set to Vendor-Specific.
+ * This is deliberate; according to the USB spec the meanings of
+ * the interface class/subclass/protocol for these devices are also
+ * vendor-specific, and hence matching against a standard product
+ * class wouldn't work anyway.  If you really want to use an
+ * interface-based match for such a device, create a match record
+ * that also specifies the vendor ID.  (Unforunately there isn't a
+ * standard macro for creating records like this.)
  *
  * Within those groups, remember that not all combinations are
  * meaningful.  For example, don't give a product version range
@@ -505,7 +525,7 @@ const struct usb_device_id *usb_match_id(struct usb_interface *interface,
 }
 EXPORT_SYMBOL_GPL_FUTURE(usb_match_id);
 
-int usb_device_match(struct device *dev, struct device_driver *drv)
+static int usb_device_match(struct device *dev, struct device_driver *drv)
 {
         /* devices and interfaces are handled separately */
         if (is_usb_device(dev)) {
@@ -790,7 +810,7 @@ EXPORT_SYMBOL_GPL_FUTURE(usb_deregister);
 #ifdef CONFIG_PM
 
 /* Caller has locked udev's pm_mutex */
-static int suspend_device(struct usb_device *udev, pm_message_t msg)
+static int usb_suspend_device(struct usb_device *udev, pm_message_t msg)
 {
         struct usb_device_driver        *udriver;
         int                             status = 0;
@@ -817,7 +837,7 @@ done:
 }
 
 /* Caller has locked udev's pm_mutex */
-static int resume_device(struct usb_device *udev)
+static int usb_resume_device(struct usb_device *udev)
 {
         struct usb_device_driver        *udriver;
         int                             status = 0;
@@ -843,7 +863,7 @@ done:
 }
 
 /* Caller has locked intf's usb_device's pm mutex */
-static int suspend_interface(struct usb_interface *intf, pm_message_t msg)
+static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg)
 {
         struct usb_driver       *driver;
         int                     status = 0;
@@ -880,7 +900,7 @@ done:
 }
 
 /* Caller has locked intf's usb_device's pm_mutex */
-static int resume_interface(struct usb_interface *intf)
+static int usb_resume_interface(struct usb_interface *intf)
 {
         struct usb_driver       *driver;
         int                     status = 0;
@@ -920,6 +940,44 @@ done:
         return status;
 }
 
+#ifdef  CONFIG_USB_SUSPEND
+
+/* Internal routine to check whether we may autosuspend a device. */
+static int autosuspend_check(struct usb_device *udev)
+{
+        int                     i;
+        struct usb_interface    *intf;
+
+        /* For autosuspend, fail fast if anything is in use.
+         * Also fail if any interfaces require remote wakeup but it
+         * isn't available. */
+        udev->do_remote_wakeup = device_may_wakeup(&udev->dev);
+        if (udev->pm_usage_cnt > 0)
+                return -EBUSY;
+        if (udev->actconfig) {
+                for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) {
+                        intf = udev->actconfig->interface[i];
+                        if (!is_active(intf))
+                                continue;
+                        if (intf->pm_usage_cnt > 0)
+                                return -EBUSY;
+                        if (intf->needs_remote_wakeup &&
+                                        !udev->do_remote_wakeup) {
+                                dev_dbg(&udev->dev, "remote wakeup needed "
+                                                "for autosuspend\n");
+                                return -EOPNOTSUPP;
+                        }
+                }
+        }
+        return 0;
+}
+
+#else
+
+#define autosuspend_check(udev)         0
+
+#endif
+
 /**
  * usb_suspend_both - suspend a USB device and its interfaces
  * @udev: the usb_device to suspend
@@ -971,52 +1029,34 @@ int usb_suspend_both(struct usb_device *udev, pm_message_t msg)
 
         udev->do_remote_wakeup = device_may_wakeup(&udev->dev);
 
-        /* For autosuspend, fail fast if anything is in use.
-         * Also fail if any interfaces require remote wakeup but it
-         * isn't available. */
         if (udev->auto_pm) {
-                if (udev->pm_usage_cnt > 0)
-                        return -EBUSY;
-                if (udev->actconfig) {
-                        for (; i < udev->actconfig->desc.bNumInterfaces; i++) {
-                                intf = udev->actconfig->interface[i];
-                                if (!is_active(intf))
-                                        continue;
-                                if (intf->pm_usage_cnt > 0)
-                                        return -EBUSY;
-                                if (intf->needs_remote_wakeup &&
-                                                !udev->do_remote_wakeup) {
-                                        dev_dbg(&udev->dev,
-        "remote wakeup needed for autosuspend\n");
-                                        return -EOPNOTSUPP;
-                                }
-                        }
-                        i = 0;
-                }
+                status = autosuspend_check(udev);
+                if (status < 0)
+                        return status;
         }
 
         /* Suspend all the interfaces and then udev itself */
         if (udev->actconfig) {
                 for (; i < udev->actconfig->desc.bNumInterfaces; i++) {
                         intf = udev->actconfig->interface[i];
-                        status = suspend_interface(intf, msg);
+                        status = usb_suspend_interface(intf, msg);
                         if (status != 0)
                                 break;
                 }
         }
         if (status == 0)
-                status = suspend_device(udev, msg);
+                status = usb_suspend_device(udev, msg);
 
         /* If the suspend failed, resume interfaces that did get suspended */
         if (status != 0) {
                 while (--i >= 0) {
                         intf = udev->actconfig->interface[i];
-                        resume_interface(intf);
+                        usb_resume_interface(intf);
                 }
 
         /* If the suspend succeeded, propagate it up the tree */
         } else if (parent)
-                usb_autosuspend_device(parent, 0);
+                usb_autosuspend_device(parent);
 
         // dev_dbg(&udev->dev, "%s: status %d\n", __FUNCTION__, status);
         return status;
@@ -1064,9 +1104,25 @@ int usb_resume_both(struct usb_device *udev)
         /* Propagate the resume up the tree, if necessary */
         if (udev->state == USB_STATE_SUSPENDED) {
                 if (parent) {
-                        usb_pm_lock(parent);
-                        parent->auto_pm = 1;
-                        status = usb_resume_both(parent);
+                        status = usb_autoresume_device(parent);
+                        if (status == 0) {
+                                status = usb_resume_device(udev);
+                                if (status) {
+                                        usb_autosuspend_device(parent);
+
+                                        /* It's possible usb_resume_device()
+                                         * failed after the port was
+                                         * unsuspended, causing udev to be
+                                         * logically disconnected.  We don't
+                                         * want usb_disconnect() to autosuspend
+                                         * the parent again, so tell it that
+                                         * udev disconnected while still
+                                         * suspended. */
+                                        if (udev->state ==
+                                                        USB_STATE_NOTATTACHED)
+                                                udev->discon_suspended = 1;
+                                }
+                        }
                 } else {
 
                         /* We can't progagate beyond the USB subsystem,
@@ -1075,24 +1131,20 @@ int usb_resume_both(struct usb_device *udev)
                         if (udev->dev.parent->power.power_state.event !=
                                         PM_EVENT_ON)
                                 status = -EHOSTUNREACH;
-                }
-                if (status == 0)
-                        status = resume_device(udev);
-                if (parent)
-                        usb_pm_unlock(parent);
+                        else
+                                status = usb_resume_device(udev);
+                }
         } else {
 
                 /* Needed only for setting udev->dev.power.power_state.event
                  * and for possible debugging message. */
-                status = resume_device(udev);
+                status = usb_resume_device(udev);
         }
 
-        /* Now the parent won't suspend until we are finished */
-
         if (status == 0 && udev->actconfig) {
                 for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) {
                         intf = udev->actconfig->interface[i];
-                        resume_interface(intf);
+                        usb_resume_interface(intf);
                 }
         }
 
@@ -1102,39 +1154,53 @@ int usb_resume_both(struct usb_device *udev)
 
 #ifdef CONFIG_USB_SUSPEND
 
+/* Internal routine to adjust a device's usage counter and change
+ * its autosuspend state.
+ */
+static int usb_autopm_do_device(struct usb_device *udev, int inc_usage_cnt)
+{
+        int     status = 0;
+
+        usb_pm_lock(udev);
+        udev->pm_usage_cnt += inc_usage_cnt;
+        WARN_ON(udev->pm_usage_cnt < 0);
+        if (inc_usage_cnt >= 0 && udev->pm_usage_cnt > 0) {
+                udev->auto_pm = 1;
+                status = usb_resume_both(udev);
+                if (status != 0)
+                        udev->pm_usage_cnt -= inc_usage_cnt;
+        } else if (inc_usage_cnt <= 0 && autosuspend_check(udev) == 0)
+                queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
+                                USB_AUTOSUSPEND_DELAY);
+        usb_pm_unlock(udev);
+        return status;
+}
+
 /**
  * usb_autosuspend_device - delayed autosuspend of a USB device and its interfaces
  * @udev: the usb_device to autosuspend
- * @dec_usage_cnt: flag to decrement @udev's PM-usage counter
  *
  * This routine should be called when a core subsystem is finished using
  * @udev and wants to allow it to autosuspend.  Examples would be when
  * @udev's device file in usbfs is closed or after a configuration change.
  *
- * @dec_usage_cnt should be 1 if the subsystem previously incremented
- * @udev's usage counter (such as by passing 1 to usb_autoresume_device);
- * otherwise it should be 0.
- *
- * If the usage counter for @udev or any of its active interfaces is greater
- * than 0, the autosuspend request will not be queued.  (If an interface
- * driver does not support autosuspend then its usage counter is permanently
- * positive.)  Likewise, if an interface driver requires remote-wakeup
- * capability during autosuspend but remote wakeup is disabled, the
- * autosuspend will fail.
+ * @udev's usage counter is decremented.  If it or any of the usage counters
+ * for an active interface is greater than 0, no autosuspend request will be
+ * queued.  (If an interface driver does not support autosuspend then its
+ * usage counter is permanently positive.)  Furthermore, if an interface
+ * driver requires remote-wakeup capability during autosuspend but remote
+ * wakeup is disabled, the autosuspend will fail.
  *
  * Often the caller will hold @udev's device lock, but this is not
  * necessary.
  *
  * This routine can run only in process context.
  */
-void usb_autosuspend_device(struct usb_device *udev, int dec_usage_cnt)
+void usb_autosuspend_device(struct usb_device *udev)
 {
-        usb_pm_lock(udev);
-        udev->pm_usage_cnt -= dec_usage_cnt;
-        if (udev->pm_usage_cnt <= 0)
-                queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
-                                USB_AUTOSUSPEND_DELAY);
-        usb_pm_unlock(udev);
+        int     status;
+
+        status = usb_autopm_do_device(udev, -1);
         // dev_dbg(&udev->dev, "%s: cnt %d\n",
         //              __FUNCTION__, udev->pm_usage_cnt);
 }
@@ -1142,44 +1208,59 @@ void usb_autosuspend_device(struct usb_device *udev, int dec_usage_cnt)
 /**
  * usb_autoresume_device - immediately autoresume a USB device and its interfaces
  * @udev: the usb_device to autoresume
- * @inc_usage_cnt: flag to increment @udev's PM-usage counter
  *
  * This routine should be called when a core subsystem wants to use @udev
- * and needs to guarantee that it is not suspended.  In addition, the
- * caller can prevent @udev from being autosuspended subsequently.  (Note
- * that this will not prevent suspend events originating in the PM core.)
- * Examples would be when @udev's device file in usbfs is opened (autosuspend
- * should be prevented until the file is closed) or when a remote-wakeup
- * request is received (later autosuspends should not be prevented).
+ * and needs to guarantee that it is not suspended.  No autosuspend will
+ * occur until usb_autosuspend_device is called.  (Note that this will not
+ * prevent suspend events originating in the PM core.)  Examples would be
+ * when @udev's device file in usbfs is opened or when a remote-wakeup
+ * request is received.
  *
- * @inc_usage_cnt should be 1 to increment @udev's usage counter and prevent
- * autosuspends.  This prevention will persist until the usage counter is
- * decremented again (such as by passing 1 to usb_autosuspend_device).
- * Otherwise @inc_usage_cnt should be 0 to leave the usage counter unchanged.
- * Regardless, if the autoresume fails then the usage counter is not
- * incremented.
+ * @udev's usage counter is incremented to prevent subsequent autosuspends.
+ * However if the autoresume fails then the usage counter is re-decremented.
  *
  * Often the caller will hold @udev's device lock, but this is not
  * necessary (and attempting it might cause deadlock).
  *
  * This routine can run only in process context.
  */
-int usb_autoresume_device(struct usb_device *udev, int inc_usage_cnt)
+int usb_autoresume_device(struct usb_device *udev)
 {
         int     status;
 
-        usb_pm_lock(udev);
-        udev->pm_usage_cnt += inc_usage_cnt;
-        udev->auto_pm = 1;
-        status = usb_resume_both(udev);
-        if (status != 0)
-                udev->pm_usage_cnt -= inc_usage_cnt;
-        usb_pm_unlock(udev);
+        status = usb_autopm_do_device(udev, 1);
         // dev_dbg(&udev->dev, "%s: status %d cnt %d\n",
         //              __FUNCTION__, status, udev->pm_usage_cnt);
         return status;
 }
 
+/* Internal routine to adjust an interface's usage counter and change
+ * its device's autosuspend state.
+ */
+static int usb_autopm_do_interface(struct usb_interface *intf,
+                int inc_usage_cnt)
+{
+        struct usb_device       *udev = interface_to_usbdev(intf);
+        int                     status = 0;
+
+        usb_pm_lock(udev);
+        if (intf->condition == USB_INTERFACE_UNBOUND)
+                status = -ENODEV;
+        else {
+                intf->pm_usage_cnt += inc_usage_cnt;
+                if (inc_usage_cnt >= 0 && intf->pm_usage_cnt > 0) {
+                        udev->auto_pm = 1;
+                        status = usb_resume_both(udev);
+                        if (status != 0)
+                                intf->pm_usage_cnt -= inc_usage_cnt;
+                } else if (inc_usage_cnt <= 0 && autosuspend_check(udev) == 0)
+                        queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
+                                        USB_AUTOSUSPEND_DELAY);
+        }
+        usb_pm_unlock(udev);
+        return status;
+}
+
 /**
  * usb_autopm_put_interface - decrement a USB interface's PM-usage counter
  * @intf: the usb_interface whose counter should be decremented
@@ -1213,17 +1294,11 @@ int usb_autoresume_device(struct usb_device *udev, int inc_usage_cnt)
  */
 void usb_autopm_put_interface(struct usb_interface *intf)
 {
-        struct usb_device       *udev = interface_to_usbdev(intf);
+        int     status;
 
-        usb_pm_lock(udev);
-        if (intf->condition != USB_INTERFACE_UNBOUND &&
-                        --intf->pm_usage_cnt <= 0) {
-                queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
-                                USB_AUTOSUSPEND_DELAY);
-        }
-        usb_pm_unlock(udev);
-        // dev_dbg(&intf->dev, "%s: cnt %d\n",
-        //              __FUNCTION__, intf->pm_usage_cnt);
+        status = usb_autopm_do_interface(intf, -1);
+        // dev_dbg(&intf->dev, "%s: status %d cnt %d\n",
+        //              __FUNCTION__, status, intf->pm_usage_cnt);
 }
 EXPORT_SYMBOL_GPL(usb_autopm_put_interface);
 
@@ -1260,26 +1335,37 @@ EXPORT_SYMBOL_GPL(usb_autopm_put_interface);
  */
 int usb_autopm_get_interface(struct usb_interface *intf)
 {
-        struct usb_device       *udev = interface_to_usbdev(intf);
-        int                     status;
+        int     status;
 
-        usb_pm_lock(udev);
-        if (intf->condition == USB_INTERFACE_UNBOUND)
-                status = -ENODEV;
-        else {
-                ++intf->pm_usage_cnt;
-                udev->auto_pm = 1;
-                status = usb_resume_both(udev);
-                if (status != 0)
-                        --intf->pm_usage_cnt;
-        }
-        usb_pm_unlock(udev);
+        status = usb_autopm_do_interface(intf, 1);
         // dev_dbg(&intf->dev, "%s: status %d cnt %d\n",
         //              __FUNCTION__, status, intf->pm_usage_cnt);
         return status;
 }
 EXPORT_SYMBOL_GPL(usb_autopm_get_interface);
 
+/**
+ * usb_autopm_set_interface - set a USB interface's autosuspend state
+ * @intf: the usb_interface whose state should be set
+ *
+ * This routine sets the autosuspend state of @intf's device according
+ * to @intf's usage counter, which the caller must have set previously.
+ * If the counter is <= 0, the device is autosuspended (if it isn't
+ * already suspended and if nothing else prevents the autosuspend).  If
+ * the counter is > 0, the device is autoresumed (if it isn't already
+ * awake).
+ */
+int usb_autopm_set_interface(struct usb_interface *intf)
+{
+        int     status;
+
+        status = usb_autopm_do_interface(intf, 0);
+        // dev_dbg(&intf->dev, "%s: status %d cnt %d\n",
+        //              __FUNCTION__, status, intf->pm_usage_cnt);
+        return status;
+}
+EXPORT_SYMBOL_GPL(usb_autopm_set_interface);
+
 #endif /* CONFIG_USB_SUSPEND */
 
 static int usb_suspend(struct device *dev, pm_message_t message)
diff --git a/drivers/usb/core/endpoint.c b/drivers/usb/core/endpoint.c
index 3b2d137912be..c505b767cee1 100644
--- a/drivers/usb/core/endpoint.c
+++ b/drivers/usb/core/endpoint.c
@@ -10,15 +10,20 @@
  */
 
 #include <linux/kernel.h>
+#include <linux/spinlock.h>
+#include <linux/idr.h>
 #include <linux/usb.h>
 #include "usb.h"
 
-/* endpoint stuff */
+#define MAX_ENDPOINT_MINORS (64*128*32)
+static int usb_endpoint_major;
+static DEFINE_IDR(endpoint_idr);
 
 struct ep_device {
         struct usb_endpoint_descriptor *desc;
         struct usb_device *udev;
         struct device dev;
+        int minor;
 };
 #define to_ep_device(_dev) \
         container_of(_dev, struct ep_device, dev)
@@ -152,6 +157,55 @@ static struct attribute_group ep_dev_attr_grp = {
         .attrs = ep_dev_attrs,
 };
 
+static int usb_endpoint_major_init(void)
+{
+        dev_t dev;
+        int error;
+
+        error = alloc_chrdev_region(&dev, 0, MAX_ENDPOINT_MINORS,
+                                    "usb_endpoint");
+        if (error) {
+                err("unable to get a dynamic major for usb endpoints");
+                return error;
+        }
+        usb_endpoint_major = MAJOR(dev);
+
+        return error;
+}
+
+static void usb_endpoint_major_cleanup(void)
+{
+        unregister_chrdev_region(MKDEV(usb_endpoint_major, 0),
+                                 MAX_ENDPOINT_MINORS);
+}
+
+static int endpoint_get_minor(struct ep_device *ep_dev)
+{
+        static DEFINE_MUTEX(minor_lock);
+        int retval = -ENOMEM;
+        int id;
+
+        mutex_lock(&minor_lock);
+        if (idr_pre_get(&endpoint_idr, GFP_KERNEL) == 0)
+                goto exit;
+
+        retval = idr_get_new(&endpoint_idr, ep_dev, &id);
+        if (retval < 0) {
+                if (retval == -EAGAIN)
+                        retval = -ENOMEM;
+                goto exit;
+        }
+        ep_dev->minor = id & MAX_ID_MASK;
+exit:
+        mutex_unlock(&minor_lock);
+        return retval;
+}
+
+static void endpoint_free_minor(struct ep_device *ep_dev)
+{
+        idr_remove(&endpoint_idr, ep_dev->minor);
+}
+
 static struct endpoint_class {
         struct kref kref;
         struct class *class;
@@ -176,11 +230,20 @@ static int init_endpoint_class(void)
         ep_class->class = class_create(THIS_MODULE, "usb_endpoint");
         if (IS_ERR(ep_class->class)) {
                 result = IS_ERR(ep_class->class);
-                kfree(ep_class);
-                ep_class = NULL;
-                goto exit;
+                goto class_create_error;
         }
 
+        result = usb_endpoint_major_init();
+        if (result)
+                goto endpoint_major_error;
+
+        goto exit;
+
+endpoint_major_error:
+        class_destroy(ep_class->class);
+class_create_error:
+        kfree(ep_class);
+        ep_class = NULL;
 exit:
         return result;
 }
@@ -191,6 +254,7 @@ static void release_endpoint_class(struct kref *kref)
         class_destroy(ep_class->class);
         kfree(ep_class);
         ep_class = NULL;
+        usb_endpoint_major_cleanup();
 }
 
 static void destroy_endpoint_class(void)
@@ -213,7 +277,6 @@ int usb_create_ep_files(struct device *parent,
 {
         char name[8];
         struct ep_device *ep_dev;
-        int minor;
         int retval;
 
         retval = init_endpoint_class();
@@ -226,12 +289,16 @@ int usb_create_ep_files(struct device *parent,
                 goto error_alloc;
         }
 
-        /* fun calculation to determine the minor of this endpoint */
-        minor = (((udev->bus->busnum - 1) * 128) * 16) + (udev->devnum - 1);
+        retval = endpoint_get_minor(ep_dev);
+        if (retval) {
+                dev_err(parent, "can not allocate minor number for %s",
+                        ep_dev->dev.bus_id);
+                goto error_register;
+        }
 
         ep_dev->desc = &endpoint->desc;
         ep_dev->udev = udev;
-        ep_dev->dev.devt = MKDEV(442, minor);   // FIXME fake number...
+        ep_dev->dev.devt = MKDEV(usb_endpoint_major, ep_dev->minor);
         ep_dev->dev.class = ep_class->class;
         ep_dev->dev.parent = parent;
         ep_dev->dev.release = ep_device_release;
@@ -241,7 +308,7 @@ int usb_create_ep_files(struct device *parent,
 
         retval = device_register(&ep_dev->dev);
         if (retval)
-                goto error_register;
+                goto error_chrdev;
         retval = sysfs_create_group(&ep_dev->dev.kobj, &ep_dev_attr_grp);
         if (retval)
                 goto error_group;
@@ -261,6 +328,9 @@ error_group:
         destroy_endpoint_class();
         return retval;
 
+error_chrdev:
+        endpoint_free_minor(ep_dev);
+
 error_register:
         kfree(ep_dev);
 error_alloc:
@@ -271,14 +341,16 @@ exit:
 
 void usb_remove_ep_files(struct usb_host_endpoint *endpoint)
 {
+        struct ep_device *ep_dev = endpoint->ep_dev;
 
-        if (endpoint->ep_dev) {
+        if (ep_dev) {
                 char name[8];
 
                 sprintf(name, "ep_%02x", endpoint->desc.bEndpointAddress);
-                sysfs_remove_link(&endpoint->ep_dev->dev.parent->kobj, name);
-                sysfs_remove_group(&endpoint->ep_dev->dev.kobj, &ep_dev_attr_grp);
-                device_unregister(&endpoint->ep_dev->dev);
+                sysfs_remove_link(&ep_dev->dev.parent->kobj, name);
+                sysfs_remove_group(&ep_dev->dev.kobj, &ep_dev_attr_grp);
+                endpoint_free_minor(ep_dev);
+                device_unregister(&ep_dev->dev);
                 endpoint->ep_dev = NULL;
                 destroy_endpoint_class();
         }
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index afa2dd203329..10064af65d17 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -256,7 +256,9 @@ static const u8 hs_rh_config_descriptor [] = {
         0x05,       /*  __u8  ep_bDescriptorType; Endpoint */
         0x81,       /*  __u8  ep_bEndpointAddress; IN Endpoint 1 */
         0x03,       /*  __u8  ep_bmAttributes; Interrupt */
-        0x02, 0x00, /*  __le16 ep_wMaxPacketSize; 1 + (MAX_ROOT_PORTS / 8) */
+                    /* __le16 ep_wMaxPacketSize; 1 + (MAX_ROOT_PORTS / 8)
+                     * see hub.c:hub_configure() for details. */
+        (USB_MAXCHILDREN + 1 + 7) / 8, 0x00,
         0x0c        /*  __u8  ep_bInterval; (256ms -- usb 2.0 spec) */
 };
 
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index ba165aff9ea4..2651c2e2a89f 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -22,6 +22,7 @@
 #include <linux/usbdevice_fs.h>
 #include <linux/kthread.h>
 #include <linux/mutex.h>
+#include <linux/freezer.h>
 
 #include <asm/semaphore.h>
 #include <asm/uaccess.h>
@@ -31,6 +32,47 @@
 #include "hcd.h"
 #include "hub.h"
 
+struct usb_hub {
+        struct device           *intfdev;       /* the "interface" device */
+        struct usb_device       *hdev;
+        struct urb              *urb;           /* for interrupt polling pipe */
+
+        /* buffer for urb ... with extra space in case of babble */
+        char                    (*buffer)[8];
+        dma_addr_t              buffer_dma;     /* DMA address for buffer */
+        union {
+                struct usb_hub_status   hub;
+                struct usb_port_status  port;
+        }                       *status;        /* buffer for status reports */
+
+        int                     error;          /* last reported error */
+        int                     nerrors;        /* track consecutive errors */
+
+        struct list_head        event_list;     /* hubs w/data or errs ready */
+        unsigned long           event_bits[1];  /* status change bitmask */
+        unsigned long           change_bits[1]; /* ports with logical connect
+                                                        status change */
+        unsigned long           busy_bits[1];   /* ports being reset or
+                                                        resumed */
+#if USB_MAXCHILDREN > 31 /* 8*sizeof(unsigned long) - 1 */
+#error event_bits[] is too short!
+#endif
+
+        struct usb_hub_descriptor *descriptor;  /* class descriptor */
+        struct usb_tt           tt;             /* Transaction Translator */
+
+        unsigned                mA_per_port;    /* current for each child */
+
+        unsigned                limited_power:1;
+        unsigned                quiescing:1;
+        unsigned                activating:1;
+
+        unsigned                has_indicators:1;
+        u8                      indicator[USB_MAXCHILDREN];
+        struct delayed_work     leds;
+};
+
+
 /* Protect struct usb_device->state and ->children members
  * Note: Both are also protected by ->dev.sem, except that ->state can
  * change to USB_STATE_NOTATTACHED even when the semaphore isn't held. */
@@ -45,6 +87,16 @@ static DECLARE_WAIT_QUEUE_HEAD(khubd_wait);
 
 static struct task_struct *khubd_task;
 
+/* multithreaded probe logic */
+static int multithread_probe =
+#ifdef CONFIG_USB_MULTITHREAD_PROBE
+        1;
+#else
+        0;
+#endif
+module_param(multithread_probe, bool, S_IRUGO);
+MODULE_PARM_DESC(multithread_probe, "Run each USB device probe in a new thread");
+
 /* cycle leds on hubs that aren't blinking for attention */
 static int blinkenlights = 0;
 module_param (blinkenlights, bool, S_IRUGO);
@@ -167,9 +219,10 @@ static void set_port_led(
 
 #define LED_CYCLE_PERIOD        ((2*HZ)/3)
 
-static void led_work (void *__hub)
+static void led_work (struct work_struct *work)
 {
-        struct usb_hub          *hub = __hub;
+        struct usb_hub          *hub =
+                container_of(work, struct usb_hub, leds.work);
         struct usb_device       *hdev = hub->hdev;
         unsigned                i;
         unsigned                changed = 0;
@@ -276,6 +329,9 @@ static void kick_khubd(struct usb_hub *hub)
 {
         unsigned long   flags;
 
+        /* Suppress autosuspend until khubd runs */
+        to_usb_interface(hub->intfdev)->pm_usage_cnt = 1;
+
         spin_lock_irqsave(&hub_event_lock, flags);
         if (list_empty(&hub->event_list)) {
                 list_add_tail(&hub->event_list, &hub_event_list);
@@ -351,9 +407,10 @@ hub_clear_tt_buffer (struct usb_device *hdev, u16 devinfo, u16 tt)
  * talking to TTs must queue control transfers (not just bulk and iso), so
  * both can talk to the same hub concurrently.
  */
-static void hub_tt_kevent (void *arg)
+static void hub_tt_kevent (struct work_struct *work)
 {
-        struct usb_hub          *hub = arg;
+        struct usb_hub          *hub =
+                container_of(work, struct usb_hub, tt.kevent);
         unsigned long           flags;
 
         spin_lock_irqsave (&hub->tt.lock, flags);
@@ -404,7 +461,7 @@ void usb_hub_tt_clear_buffer (struct usb_device *udev, int pipe)
          * since each TT has "at least two" buffers that can need it (and
          * there can be many TTs per hub).  even if they're uncommon.
          */
-        if ((clear = kmalloc (sizeof *clear, SLAB_ATOMIC)) == NULL) {
+        if ((clear = kmalloc (sizeof *clear, GFP_ATOMIC)) == NULL) {
                 dev_err (&udev->dev, "can't save CLEAR_TT_BUFFER state\n");
                 /* FIXME recover somehow ... RESET_TT? */
                 return;
@@ -457,7 +514,6 @@ static void hub_quiesce(struct usb_hub *hub)
         /* (nonblocking) khubd and related activity won't re-trigger */
         hub->quiescing = 1;
         hub->activating = 0;
-        hub->resume_root_hub = 0;
 
         /* (blocking) stop khubd and related activity */
         usb_kill_urb(hub->urb);
@@ -473,7 +529,7 @@ static void hub_activate(struct usb_hub *hub)
 
         hub->quiescing = 0;
         hub->activating = 1;
-        hub->resume_root_hub = 0;
+
         status = usb_submit_urb(hub->urb, GFP_NOIO);
         if (status < 0)
                 dev_err(hub->intfdev, "activate --> %d\n", status);
@@ -641,7 +697,7 @@ static int hub_configure(struct usb_hub *hub,
 
         spin_lock_init (&hub->tt.lock);
         INIT_LIST_HEAD (&hub->tt.clear_list);
-        INIT_WORK (&hub->tt.kevent, hub_tt_kevent, hub);
+        INIT_WORK (&hub->tt.kevent, hub_tt_kevent);
         switch (hdev->descriptor.bDeviceProtocol) {
                 case 0:
                         break;
@@ -759,7 +815,12 @@ static int hub_configure(struct usb_hub *hub,
                 dev_dbg(hub_dev, "%sover-current condition exists\n",
                         (hubstatus & HUB_STATUS_OVERCURRENT) ? "" : "no ");
 
-        /* set up the interrupt endpoint */
+        /* set up the interrupt endpoint
+         * We use the EP's maxpacket size instead of (PORTS+1+7)/8
+         * bytes as USB2.0[11.12.3] says because some hubs are known
+         * to send more data (and thus cause overflow). For root hubs,
+         * maxpktsize is defined in hcd.c's fake endpoint descriptors
+         * to be big enough for at least USB_MAXCHILDREN ports. */
         pipe = usb_rcvintpipe(hdev, endpoint->bEndpointAddress);
         maxp = usb_maxpacket(hdev, pipe, usb_pipeout(pipe));
 
@@ -880,9 +941,10 @@ descriptor_error:
         INIT_LIST_HEAD(&hub->event_list);
         hub->intfdev = &intf->dev;
         hub->hdev = hdev;
-        INIT_WORK(&hub->leds, led_work, hub);
+        INIT_DELAYED_WORK(&hub->leds, led_work);
 
         usb_set_intfdata (intf, hub);
+        intf->needs_remote_wakeup = 1;
 
         if (hdev->speed == USB_SPEED_HIGH)
                 highspeed_hubs++;
@@ -980,6 +1042,8 @@ static void recursively_mark_NOTATTACHED(struct usb_device *udev)
                 if (udev->children[i])
                         recursively_mark_NOTATTACHED(udev->children[i]);
         }
+        if (udev->state == USB_STATE_SUSPENDED)
+                udev->discon_suspended = 1;
         udev->state = USB_STATE_NOTATTACHED;
 }
 
@@ -1169,6 +1233,14 @@ void usb_disconnect(struct usb_device **pdev)
         *pdev = NULL;
         spin_unlock_irq(&device_state_lock);
 
+        /* Decrement the parent's count of unsuspended children */
+        if (udev->parent) {
+                usb_pm_lock(udev);
+                if (!udev->discon_suspended)
+                        usb_autosuspend_device(udev->parent);
+                usb_pm_unlock(udev);
+        }
+
         put_device(&udev->dev);
 }
 
@@ -1191,29 +1263,17 @@ static inline void show_string(struct usb_device *udev, char *id, char *string)
 static int __usb_port_suspend(struct usb_device *, int port1);
 #endif
 
-/**
- * usb_new_device - perform initial device setup (usbcore-internal)
- * @udev: newly addressed device (in ADDRESS state)
- *
- * This is called with devices which have been enumerated, but not yet
- * configured.  The device descriptor is available, but not descriptors
- * for any device configuration.  The caller must have locked either
- * the parent hub (if udev is a normal device) or else the
- * usb_bus_list_lock (if udev is a root hub).  The parent's pointer to
- * udev has already been installed, but udev is not yet visible through
- * sysfs or other filesystem code.
- *
- * Returns 0 for success (device is configured and listed, with its
- * interfaces, in sysfs); else a negative errno value.
- *
- * This call is synchronous, and may not be used in an interrupt context.
- *
- * Only the hub driver or root-hub registrar should ever call this.
- */
-int usb_new_device(struct usb_device *udev)
+static int __usb_new_device(void *void_data)
 {
+        struct usb_device *udev = void_data;
         int err;
 
+        /* Lock ourself into memory in order to keep a probe sequence
+         * sleeping in a new thread from allowing us to be unloaded.
+         */
+        if (!try_module_get(THIS_MODULE))
+                return -EINVAL;
+
         err = usb_get_configuration(udev);
         if (err < 0) {
                 dev_err(&udev->dev, "can't read configurations, error %d\n",
@@ -1309,13 +1369,56 @@ int usb_new_device(struct usb_device *udev)
                 goto fail;
         }
 
-        return 0;
+        /* Increment the parent's count of unsuspended children */
+        if (udev->parent)
+                usb_autoresume_device(udev->parent);
+
+exit:
+        module_put(THIS_MODULE);
+        return err;
 
 fail:
         usb_set_device_state(udev, USB_STATE_NOTATTACHED);
-        return err;
+        goto exit;
 }
 
+/**
+ * usb_new_device - perform initial device setup (usbcore-internal)
+ * @udev: newly addressed device (in ADDRESS state)
+ *
+ * This is called with devices which have been enumerated, but not yet
+ * configured.  The device descriptor is available, but not descriptors
+ * for any device configuration.  The caller must have locked either
+ * the parent hub (if udev is a normal device) or else the
+ * usb_bus_list_lock (if udev is a root hub).  The parent's pointer to
+ * udev has already been installed, but udev is not yet visible through
+ * sysfs or other filesystem code.
+ *
+ * The return value for this function depends on if the
+ * multithread_probe variable is set or not.  If it's set, it will
+ * return a if the probe thread was successfully created or not.  If the
+ * variable is not set, it will return if the device is configured
+ * properly or not.  interfaces, in sysfs); else a negative errno value.
+ *
+ * This call is synchronous, and may not be used in an interrupt context.
+ *
+ * Only the hub driver or root-hub registrar should ever call this.
+ */
+int usb_new_device(struct usb_device *udev)
+{
+        struct task_struct *probe_task;
+        int ret = 0;
+
+        if (multithread_probe) {
+                probe_task = kthread_run(__usb_new_device, udev,
+                                         "usb-probe-%s", udev->devnum);
+                if (IS_ERR(probe_task))
+                        ret = PTR_ERR(probe_task);
+        } else
+                ret = __usb_new_device(udev);
+
+        return ret;
+}
 
 static int hub_port_status(struct usb_hub *hub, int port1,
                                u16 *status, u16 *change)
@@ -1323,10 +1426,12 @@ static int hub_port_status(struct usb_hub *hub, int port1,
         int ret;
 
         ret = get_port_status(hub->hdev, port1, &hub->status->port);
-        if (ret < 0)
+        if (ret < 4) {
                 dev_err (hub->intfdev,
                         "%s failed (err = %d)\n", __FUNCTION__, ret);
-        else {
+                if (ret >= 0)
+                        ret = -EIO;
+        } else {
                 *status = le16_to_cpu(hub->status->port.wPortStatus);
                 *change = le16_to_cpu(hub->status->port.wPortChange); 
                 ret = 0;
@@ -1674,6 +1779,12 @@ static int
 hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev)
 {
         int     status;
+        u16     portchange, portstatus;
+
+        /* Skip the initial Clear-Suspend step for a remote wakeup */
+        status = hub_port_status(hub, port1, &portstatus, &portchange);
+        if (status == 0 && !(portstatus & USB_PORT_STAT_SUSPEND))
+                goto SuspendCleared;
 
         // dev_dbg(hub->intfdev, "resume port %d\n", port1);
 
@@ -1687,9 +1798,6 @@ hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev)
                         "can't resume port %d, status %d\n",
                         port1, status);
         } else {
-                u16             devstatus;
-                u16             portchange;
-
                 /* drive resume for at least 20 msec */
                 if (udev)
                         dev_dbg(&udev->dev, "usb %sresume\n",
@@ -1704,16 +1812,15 @@ hub_port_resume(struct usb_hub *hub, int port1, struct usb_device *udev)
                  * stop resume signaling.  Then finish the resume
                  * sequence.
                  */
-                devstatus = portchange = 0;
-                status = hub_port_status(hub, port1,
-                                &devstatus, &portchange);
+                status = hub_port_status(hub, port1, &portstatus, &portchange);
+SuspendCleared:
                 if (status < 0
-                                || (devstatus & LIVE_FLAGS) != LIVE_FLAGS
-                                || (devstatus & USB_PORT_STAT_SUSPEND) != 0
+                                || (portstatus & LIVE_FLAGS) != LIVE_FLAGS
+                                || (portstatus & USB_PORT_STAT_SUSPEND) != 0
                                 ) {
                         dev_dbg(hub->intfdev,
                                 "port %d status %04x.%04x after resume, %d\n",
-                                port1, portchange, devstatus, status);
+                                port1, portchange, portstatus, status);
                         if (status >= 0)
                                 status = -ENODEV;
                 } else {
@@ -1774,23 +1881,16 @@ static int remote_wakeup(struct usb_device *udev)
 {
         int     status = 0;
 
-        /* All this just to avoid sending a port-resume message
-         * to the parent hub! */
-
         usb_lock_device(udev);
-        usb_pm_lock(udev);
         if (udev->state == USB_STATE_SUSPENDED) {
                 dev_dbg(&udev->dev, "usb %sresume\n", "wakeup-");
-                /* TRSMRCY = 10 msec */
-                msleep(10);
-                status = finish_port_resume(udev);
+                status = usb_autoresume_device(udev);
+
+                /* Give the interface drivers a chance to do something,
+                 * then autosuspend the device again. */
                 if (status == 0)
-                        udev->dev.power.power_state.event = PM_EVENT_ON;
+                        usb_autosuspend_device(udev);
         }
-        usb_pm_unlock(udev);
-
-        if (status == 0)
-                usb_autoresume_device(udev, 0);
         usb_unlock_device(udev);
         return status;
 }
@@ -1854,6 +1954,8 @@ static int hub_suspend(struct usb_interface *intf, pm_message_t msg)
                 }
         }
 
+        dev_dbg(&intf->dev, "%s\n", __FUNCTION__);
+
         /* "global suspend" of the downstream HC-to-USB interface */
         if (!hdev->parent) {
                 struct usb_bus  *bus = hdev->bus;
@@ -1876,10 +1978,12 @@ static int hub_suspend(struct usb_interface *intf, pm_message_t msg)
 
 static int hub_resume(struct usb_interface *intf)
 {
-        struct usb_device       *hdev = interface_to_usbdev(intf);
         struct usb_hub          *hub = usb_get_intfdata (intf);
+        struct usb_device       *hdev = hub->hdev;
         int                     status;
 
+        dev_dbg(&intf->dev, "%s\n", __FUNCTION__);
+
         /* "global resume" of the downstream HC-to-USB interface */
         if (!hdev->parent) {
                 struct usb_bus  *bus = hdev->bus;
@@ -1918,7 +2022,6 @@ void usb_resume_root_hub(struct usb_device *hdev)
 {
         struct usb_hub *hub = hdev_to_hub(hdev);
 
-        hub->resume_root_hub = 1;
         kick_khubd(hub);
 }
 
@@ -2269,7 +2372,7 @@ check_highspeed (struct usb_hub *hub, struct usb_device *udev, int port1)
         struct usb_qualifier_descriptor *qual;
         int                             status;
 
-        qual = kmalloc (sizeof *qual, SLAB_KERNEL);
+        qual = kmalloc (sizeof *qual, GFP_KERNEL);
         if (qual == NULL)
                 return;
 
@@ -2281,7 +2384,7 @@ check_highspeed (struct usb_hub *hub, struct usb_device *udev, int port1)
                 /* hub LEDs are probably harder to miss than syslog */
                 if (hub->has_indicators) {
                         hub->indicator[port1-1] = INDICATOR_GREEN_BLINK;
-                        schedule_work (&hub->leds);
+                        schedule_delayed_work (&hub->leds, 0);
                 }
         }
         kfree(qual);
@@ -2455,7 +2558,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,
                                 if (hub->has_indicators) {
                                         hub->indicator[port1-1] =
                                                 INDICATOR_AMBER_BLINK;
-                                        schedule_work (&hub->leds);
+                                        schedule_delayed_work (&hub->leds, 0);
                                 }
                                 status = -ENOTCONN;     /* Don't retry */
                                 goto loop_disable;
@@ -2555,16 +2658,13 @@ static void hub_events(void)
                 intf = to_usb_interface(hub->intfdev);
                 hub_dev = &intf->dev;
 
-                i = hub->resume_root_hub;
-
-                dev_dbg(hub_dev, "state %d ports %d chg %04x evt %04x%s\n",
+                dev_dbg(hub_dev, "state %d ports %d chg %04x evt %04x\n",
                                 hdev->state, hub->descriptor
                                         ? hub->descriptor->bNbrPorts
                                         : 0,
                                 /* NOTE: expects max 15 ports... */
                                 (u16) hub->change_bits[0],
-                                (u16) hub->event_bits[0],
-                                i ? ", resume root" : "");
+                                (u16) hub->event_bits[0]);
 
                 usb_get_intf(intf);
                 spin_unlock_irq(&hub_event_lock);
@@ -2585,16 +2685,16 @@ static void hub_events(void)
                         goto loop;
                 }
 
-                /* Is this is a root hub wanting to reactivate the downstream
-                 * ports?  If so, be sure the interface resumes even if its
-                 * stub "device" node was never suspended.
-                 */
-                if (i)
-                        usb_autoresume_device(hdev, 0);
+                /* Autoresume */
+                ret = usb_autopm_get_interface(intf);
+                if (ret) {
+                        dev_dbg(hub_dev, "Can't autoresume: %d\n", ret);
+                        goto loop;
+                }
 
-                /* If this is an inactive or suspended hub, do nothing */
+                /* If this is an inactive hub, do nothing */
                 if (hub->quiescing)
-                        goto loop;
+                        goto loop_autopm;
 
                 if (hub->error) {
                         dev_dbg (hub_dev, "resetting for error %d\n",
@@ -2604,7 +2704,7 @@ static void hub_events(void)
                         if (ret) {
                                 dev_dbg (hub_dev,
                                         "error resetting hub: %d\n", ret);
-                                goto loop;
+                                goto loop_autopm;
                         }
 
                         hub->nerrors = 0;
@@ -2732,6 +2832,10 @@ static void hub_events(void)
                 if (!hdev->parent && !hub->busy_bits[0])
                         usb_enable_root_hub_irq(hdev->bus);
 
+loop_autopm:
+                /* Allow autosuspend if we're not going to run again */
+                if (list_empty(&hub->event_list))
+                        usb_autopm_enable(intf);
 loop:
                 usb_unlock_device(hdev);
                 usb_put_intf(intf);
@@ -2773,6 +2877,7 @@ static struct usb_driver hub_driver = {
         .post_reset =   hub_post_reset,
         .ioctl =        hub_ioctl,
         .id_table =     hub_id_table,
+        .supports_autosuspend = 1,
 };
 
 int usb_hub_init(void)
@@ -2818,7 +2923,7 @@ static int config_descriptors_changed(struct usb_device *udev)
                 if (len < le16_to_cpu(udev->config[index].desc.wTotalLength))
                         len = le16_to_cpu(udev->config[index].desc.wTotalLength);
         }
-        buf = kmalloc (len, SLAB_KERNEL);
+        buf = kmalloc (len, GFP_KERNEL);
         if (buf == NULL) {
                 dev_err(&udev->dev, "no mem to re-read configs after reset\n");
                 /* assume the worst */
@@ -2997,7 +3102,7 @@ int usb_reset_composite_device(struct usb_device *udev,
         }
 
         /* Prevent autosuspend during the reset */
-        usb_autoresume_device(udev, 1);
+        usb_autoresume_device(udev);
 
         if (iface && iface->condition != USB_INTERFACE_BINDING)
                 iface = NULL;
@@ -3040,7 +3145,7 @@ int usb_reset_composite_device(struct usb_device *udev,
                 }
         }
 
-        usb_autosuspend_device(udev, 1);
+        usb_autosuspend_device(udev);
         return ret;
 }
 EXPORT_SYMBOL(usb_reset_composite_device);
diff --git a/drivers/usb/core/hub.h b/drivers/usb/core/hub.h
index 0f8e82a4d480..cf9559c6c9b6 100644
--- a/drivers/usb/core/hub.h
+++ b/drivers/usb/core/hub.h
@@ -192,45 +192,4 @@ struct usb_tt_clear {
 
 extern void usb_hub_tt_clear_buffer (struct usb_device *dev, int pipe);
 
-struct usb_hub {
-        struct device           *intfdev;       /* the "interface" device */
-        struct usb_device       *hdev;
-        struct urb              *urb;           /* for interrupt polling pipe */
-
-        /* buffer for urb ... with extra space in case of babble */
-        char                    (*buffer)[8];
-        dma_addr_t              buffer_dma;     /* DMA address for buffer */
-        union {
-                struct usb_hub_status   hub;
-                struct usb_port_status  port;
-        }                       *status;        /* buffer for status reports */
-
-        int                     error;          /* last reported error */
-        int                     nerrors;        /* track consecutive errors */
-
-        struct list_head        event_list;     /* hubs w/data or errs ready */
-        unsigned long           event_bits[1];  /* status change bitmask */
-        unsigned long           change_bits[1]; /* ports with logical connect
-                                                        status change */
-        unsigned long           busy_bits[1];   /* ports being reset or
-                                                        resumed */
-#if USB_MAXCHILDREN > 31 /* 8*sizeof(unsigned long) - 1 */
-#error event_bits[] is too short!
-#endif
-
-        struct usb_hub_descriptor *descriptor;  /* class descriptor */
-        struct usb_tt           tt;             /* Transaction Translator */
-
-        unsigned                mA_per_port;    /* current for each child */
-
-        unsigned                limited_power:1;
-        unsigned                quiescing:1;
-        unsigned                activating:1;
-        unsigned                resume_root_hub:1;
-
-        unsigned                has_indicators:1;
-        enum hub_led_mode       indicator[USB_MAXCHILDREN];
-        struct work_struct      leds;
-};
-
 #endif /* __LINUX_HUB_H */
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index fccd1952bad3..149aa8bfb1fe 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -488,7 +488,7 @@ void usb_sg_wait (struct usb_sg_request *io)
                 int     retval;
 
                 io->urbs [i]->dev = io->dev;
-                retval = usb_submit_urb (io->urbs [i], SLAB_ATOMIC);
+                retval = usb_submit_urb (io->urbs [i], GFP_ATOMIC);
 
                 /* after we submit, let completions or cancelations fire;
                  * we handshake using io->status.
@@ -764,7 +764,7 @@ int usb_string(struct usb_device *dev, int index, char *buf, size_t size)
                         err = -EINVAL;
                         goto errout;
                 } else {
-                        dev->have_langid = -1;
+                        dev->have_langid = 1;
                         dev->string_langid = tbuf[2] | (tbuf[3]<< 8);
                                 /* always use the first langid listed */
                         dev_dbg (&dev->dev, "default language 0x%04x\n",
@@ -828,10 +828,7 @@ char *usb_cache_string(struct usb_device *udev, int index)
  * Context: !in_interrupt ()
  *
  * Updates the copy of the device descriptor stored in the device structure,
- * which dedicates space for this purpose.  Note that several fields are
- * converted to the host CPU's byte order:  the USB version (bcdUSB), and
- * vendors product and version fields (idVendor, idProduct, and bcdDevice).
- * That lets device drivers compare against non-byteswapped constants.
+ * which dedicates space for this purpose.
  *
  * Not exported, only for use by the core.  If drivers really want to read
  * the device descriptor directly, they can call usb_get_descriptor() with
@@ -1401,7 +1398,7 @@ free_interfaces:
         }
 
         /* Wake up the device so we can send it the Set-Config request */
-        ret = usb_autoresume_device(dev, 1);
+        ret = usb_autoresume_device(dev);
         if (ret)
                 goto free_interfaces;
 
@@ -1424,7 +1421,7 @@ free_interfaces:
         dev->actconfig = cp;
         if (!cp) {
                 usb_set_device_state(dev, USB_STATE_ADDRESS);
-                usb_autosuspend_device(dev, 1);
+                usb_autosuspend_device(dev);
                 goto free_interfaces;
         }
         usb_set_device_state(dev, USB_STATE_CONFIGURED);
@@ -1493,7 +1490,7 @@ free_interfaces:
                 usb_create_sysfs_intf_files (intf);
         }
 
-        usb_autosuspend_device(dev, 1);
+        usb_autosuspend_device(dev);
         return 0;
 }
 
@@ -1504,9 +1501,10 @@ struct set_config_request {
 };
 
 /* Worker routine for usb_driver_set_configuration() */
-static void driver_set_config_work(void *_req)
+static void driver_set_config_work(struct work_struct *work)
 {
-        struct set_config_request *req = _req;
+        struct set_config_request *req =
+                container_of(work, struct set_config_request, work);
 
         usb_lock_device(req->udev);
         usb_set_configuration(req->udev, req->config);
@@ -1544,7 +1542,7 @@ int usb_driver_set_configuration(struct usb_device *udev, int config)
                 return -ENOMEM;
         req->udev = udev;
         req->config = config;
-        INIT_WORK(&req->work, driver_set_config_work, req);
+        INIT_WORK(&req->work, driver_set_config_work);
 
         usb_get_dev(udev);
         if (!schedule_work(&req->work)) {
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 467cb02832f3..02426d0b9a34 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -200,19 +200,13 @@ static void ksuspend_usb_cleanup(void)
         destroy_workqueue(ksuspend_usb_wq);
 }
 
-#else
-
-#define ksuspend_usb_init()     0
-#define ksuspend_usb_cleanup()  do {} while (0)
-
-#endif
-
 #ifdef  CONFIG_USB_SUSPEND
 
 /* usb_autosuspend_work - callback routine to autosuspend a USB device */
-static void usb_autosuspend_work(void *_udev)
+static void usb_autosuspend_work(struct work_struct *work)
 {
-        struct usb_device       *udev = _udev;
+        struct usb_device *udev =
+                container_of(work, struct usb_device, autosuspend.work);
 
         usb_pm_lock(udev);
         udev->auto_pm = 1;
@@ -222,10 +216,17 @@ static void usb_autosuspend_work(void *_udev)
 
 #else
 
-static void usb_autosuspend_work(void *_udev)
+static void usb_autosuspend_work(struct work_struct *work)
 {}
 
-#endif
+#endif  /* CONFIG_USB_SUSPEND */
+
+#else
+
+#define ksuspend_usb_init()     0
+#define ksuspend_usb_cleanup()  do {} while (0)
+
+#endif  /* CONFIG_PM */
 
 /**
  * usb_alloc_dev - usb device constructor (usbcore-internal)
@@ -304,7 +305,7 @@ usb_alloc_dev(struct usb_device *parent, struct usb_bus *bus, unsigned port1)
 
 #ifdef  CONFIG_PM
         mutex_init(&dev->pm_mutex);
-        INIT_WORK(&dev->autosuspend, usb_autosuspend_work, dev);
+        INIT_DELAYED_WORK(&dev->autosuspend, usb_autosuspend_work);
 #endif
         return dev;
 }
@@ -537,138 +538,6 @@ int usb_get_current_frame_number(struct usb_device *dev)
         return usb_hcd_get_frame_number (dev);
 }
 
-/**
- * usb_endpoint_dir_in - check if the endpoint has IN direction
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type IN, otherwise it returns false.
- */
-int usb_endpoint_dir_in(const struct usb_endpoint_descriptor *epd)
-{
-        return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN);
-}
-
-/**
- * usb_endpoint_dir_out - check if the endpoint has OUT direction
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type OUT, otherwise it returns false.
- */
-int usb_endpoint_dir_out(const struct usb_endpoint_descriptor *epd)
-{
-        return ((epd->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT);
-}
-
-/**
- * usb_endpoint_xfer_bulk - check if the endpoint has bulk transfer type
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type bulk, otherwise it returns false.
- */
-int usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *epd)
-{
-        return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-                USB_ENDPOINT_XFER_BULK);
-}
-
-/**
- * usb_endpoint_xfer_int - check if the endpoint has interrupt transfer type
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type interrupt, otherwise it returns
- * false.
- */
-int usb_endpoint_xfer_int(const struct usb_endpoint_descriptor *epd)
-{
-        return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-                USB_ENDPOINT_XFER_INT);
-}
-
-/**
- * usb_endpoint_xfer_isoc - check if the endpoint has isochronous transfer type
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint is of type isochronous, otherwise it returns
- * false.
- */
-int usb_endpoint_xfer_isoc(const struct usb_endpoint_descriptor *epd)
-{
-        return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-                USB_ENDPOINT_XFER_ISOC);
-}
-
-/**
- * usb_endpoint_is_bulk_in - check if the endpoint is bulk IN
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has bulk transfer type and IN direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_bulk_in(const struct usb_endpoint_descriptor *epd)
-{
-        return (usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_in(epd));
-}
-
-/**
- * usb_endpoint_is_bulk_out - check if the endpoint is bulk OUT
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has bulk transfer type and OUT direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_bulk_out(const struct usb_endpoint_descriptor *epd)
-{
-        return (usb_endpoint_xfer_bulk(epd) && usb_endpoint_dir_out(epd));
-}
-
-/**
- * usb_endpoint_is_int_in - check if the endpoint is interrupt IN
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has interrupt transfer type and IN direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_int_in(const struct usb_endpoint_descriptor *epd)
-{
-        return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_in(epd));
-}
-
-/**
- * usb_endpoint_is_int_out - check if the endpoint is interrupt OUT
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has interrupt transfer type and OUT direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_int_out(const struct usb_endpoint_descriptor *epd)
-{
-        return (usb_endpoint_xfer_int(epd) && usb_endpoint_dir_out(epd));
-}
-
-/**
- * usb_endpoint_is_isoc_in - check if the endpoint is isochronous IN
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has isochronous transfer type and IN direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_isoc_in(const struct usb_endpoint_descriptor *epd)
-{
-        return (usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_in(epd));
-}
-
-/**
- * usb_endpoint_is_isoc_out - check if the endpoint is isochronous OUT
- * @epd: endpoint to be checked
- *
- * Returns true if the endpoint has isochronous transfer type and OUT direction,
- * otherwise it returns false.
- */
-int usb_endpoint_is_isoc_out(const struct usb_endpoint_descriptor *epd)
-{
-        return (usb_endpoint_xfer_isoc(epd) && usb_endpoint_dir_out(epd));
-}
-
 /*-------------------------------------------------------------------*/
 /*
  * __usb_get_extra_descriptor() finds a descriptor of specific type in the
@@ -1102,18 +971,6 @@ EXPORT_SYMBOL(__usb_get_extra_descriptor);
 EXPORT_SYMBOL(usb_find_device);
 EXPORT_SYMBOL(usb_get_current_frame_number);
 
-EXPORT_SYMBOL_GPL(usb_endpoint_dir_in);
-EXPORT_SYMBOL_GPL(usb_endpoint_dir_out);
-EXPORT_SYMBOL_GPL(usb_endpoint_xfer_bulk);
-EXPORT_SYMBOL_GPL(usb_endpoint_xfer_int);
-EXPORT_SYMBOL_GPL(usb_endpoint_xfer_isoc);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_bulk_in);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_bulk_out);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_int_in);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_int_out);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_isoc_in);
-EXPORT_SYMBOL_GPL(usb_endpoint_is_isoc_out);
-
 EXPORT_SYMBOL (usb_buffer_alloc);
 EXPORT_SYMBOL (usb_buffer_free);
 
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index 13322e33f912..17830a81be14 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -64,14 +64,13 @@ static inline void usb_pm_unlock(struct usb_device *udev) {}
 
 #define USB_AUTOSUSPEND_DELAY   (HZ*2)
 
-extern void usb_autosuspend_device(struct usb_device *udev, int dec_busy_cnt);
-extern int usb_autoresume_device(struct usb_device *udev, int inc_busy_cnt);
+extern void usb_autosuspend_device(struct usb_device *udev);
+extern int usb_autoresume_device(struct usb_device *udev);
 
 #else
 
-#define usb_autosuspend_device(udev, dec_busy_cnt)      do {} while (0)
-static inline int usb_autoresume_device(struct usb_device *udev,
-                int inc_busy_cnt)
+#define usb_autosuspend_device(udev)    do {} while (0)
+static inline int usb_autoresume_device(struct usb_device *udev)
 {
         return 0;
 }
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index bbbc82a8336a..4097a86c4b5e 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -189,7 +189,7 @@ config USB_OTG
 
 config USB_GADGET_AT91
         boolean "AT91 USB Device Port"
-        depends on ARCH_AT91RM9200
+        depends on ARCH_AT91
         select USB_GADGET_SELECTED
         help
            Many Atmel AT91 processors (such as the AT91RM2000) have a
diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index 1c17d26d03b8..d15bf22b9a03 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -1833,9 +1833,9 @@ static void rx_fill (struct eth_dev *dev, gfp_t gfp_flags)
         spin_unlock_irqrestore(&dev->req_lock, flags);
 }
 
-static void eth_work (void *_dev)
+static void eth_work (struct work_struct *work)
 {
-        struct eth_dev          *dev = _dev;
+        struct eth_dev  *dev = container_of(work, struct eth_dev, work);
 
         if (test_and_clear_bit (WORK_RX_MEMORY, &dev->todo)) {
                 if (netif_running (dev->net))
@@ -1894,13 +1894,13 @@ static int eth_start_xmit (struct sk_buff *skb, struct net_device *net)
         if (!eth_is_promisc (dev)) {
                 u8              *dest = skb->data;
 
-                if (dest [0] & 0x01) {
+                if (is_multicast_ether_addr(dest)) {
                         u16     type;
 
                         /* ignores USB_CDC_PACKET_TYPE_MULTICAST and host
                          * SET_ETHERNET_MULTICAST_FILTERS requests
                          */
-                        if (memcmp (dest, net->broadcast, ETH_ALEN) == 0)
+                        if (is_broadcast_ether_addr(dest))
                                 type = USB_CDC_PACKET_TYPE_BROADCAST;
                         else
                                 type = USB_CDC_PACKET_TYPE_ALL_MULTICAST;
@@ -2398,7 +2398,7 @@ autoconf_fail:
         dev = netdev_priv(net);
         spin_lock_init (&dev->lock);
         spin_lock_init (&dev->req_lock);
-        INIT_WORK (&dev->work, eth_work, dev);
+        INIT_WORK (&dev->work, eth_work);
         INIT_LIST_HEAD (&dev->tx_reqs);
         INIT_LIST_HEAD (&dev->rx_reqs);
 
diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
index 8b975d15538d..c98316ce8384 100644
--- a/drivers/usb/gadget/file_storage.c
+++ b/drivers/usb/gadget/file_storage.c
@@ -250,7 +250,7 @@
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/string.h>
-#include <linux/suspend.h>
+#include <linux/freezer.h>
 #include <linux/utsname.h>
 
 #include <linux/usb_ch9.h>
diff --git a/drivers/usb/gadget/gmidi.c b/drivers/usb/gadget/gmidi.c
index 64554acad63f..31351826f2ba 100644
--- a/drivers/usb/gadget/gmidi.c
+++ b/drivers/usb/gadget/gmidi.c
@@ -1236,7 +1236,7 @@ autoconf_fail:
 
 
         /* ok, we made sense of the hardware ... */
-        dev = kzalloc(sizeof(*dev), SLAB_KERNEL);
+        dev = kzalloc(sizeof(*dev), GFP_KERNEL);
         if (!dev) {
                 return -ENOMEM;
         }
diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c
index a3076da3f4eb..805a9826842d 100644
--- a/drivers/usb/gadget/goku_udc.c
+++ b/drivers/usb/gadget/goku_udc.c
@@ -1864,7 +1864,7 @@ static int goku_probe(struct pci_dev *pdev, const struct pci_device_id *id)
         }
 
         /* alloc, and start init */
-        dev = kmalloc (sizeof *dev, SLAB_KERNEL);
+        dev = kmalloc (sizeof *dev, GFP_KERNEL);
         if (dev == NULL){
                 pr_debug("enomem %s\n", pci_name(pdev));
                 retval = -ENOMEM;
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index 86924f9cdd7e..3fb1044a4db0 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -412,7 +412,7 @@ ep_read (struct file *fd, char __user *buf, size_t len, loff_t *ptr)
         /* FIXME readahead for O_NONBLOCK and poll(); careful with ZLPs */
 
         value = -ENOMEM;
-        kbuf = kmalloc (len, SLAB_KERNEL);
+        kbuf = kmalloc (len, GFP_KERNEL);
         if (unlikely (!kbuf))
                 goto free1;
 
@@ -456,7 +456,7 @@ ep_write (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
         /* FIXME writebehind for O_NONBLOCK and poll(), qlen = 1 */
 
         value = -ENOMEM;
-        kbuf = kmalloc (len, SLAB_KERNEL);
+        kbuf = kmalloc (len, GFP_KERNEL);
         if (!kbuf)
                 goto free1;
         if (copy_from_user (kbuf, buf, len)) {
@@ -1898,7 +1898,7 @@ dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr)
         buf += 4;
         length -= 4;
 
-        kbuf = kmalloc (length, SLAB_KERNEL);
+        kbuf = kmalloc (length, GFP_KERNEL);
         if (!kbuf)
                 return -ENOMEM;
         if (copy_from_user (kbuf, buf, length)) {
diff --git a/drivers/usb/gadget/lh7a40x_udc.c b/drivers/usb/gadget/lh7a40x_udc.c
index 179259664c18..4a991564a03e 100644
--- a/drivers/usb/gadget/lh7a40x_udc.c
+++ b/drivers/usb/gadget/lh7a40x_udc.c
@@ -83,7 +83,6 @@ static int lh7a40x_queue(struct usb_ep *ep, struct usb_request *, gfp_t);
 static int lh7a40x_dequeue(struct usb_ep *ep, struct usb_request *);
 static int lh7a40x_set_halt(struct usb_ep *ep, int);
 static int lh7a40x_fifo_status(struct usb_ep *ep);
-static int lh7a40x_fifo_status(struct usb_ep *ep);
 static void lh7a40x_fifo_flush(struct usb_ep *ep);
 static void lh7a40x_ep0_kick(struct lh7a40x_udc *dev, struct lh7a40x_ep *ep);
 static void lh7a40x_handle_ep0(struct lh7a40x_udc *dev, u32 intr);
diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c
index 3acc896a5d4c..3024c679e38e 100644
--- a/drivers/usb/gadget/net2280.c
+++ b/drivers/usb/gadget/net2280.c
@@ -1040,6 +1040,7 @@ net2280_queue (struct usb_ep *_ep, struct usb_request *_req, gfp_t gfp_flags)
 
         } /* else the irq handler advances the queue. */
 
+        ep->responded = 1;
         if (req)
                 list_add_tail (&req->queue, &ep->queue);
 done:
@@ -2188,7 +2189,8 @@ static void handle_ep_small (struct net2280_ep *ep)
                                         ep->stopped = 1;
                                         set_halt (ep);
                                         mode = 2;
-                                } else if (!req && !ep->stopped)
+                                } else if (ep->responded &&
+                                                !req && !ep->stopped)
                                         write_fifo (ep, NULL);
                         }
                 } else {
@@ -2203,7 +2205,7 @@ static void handle_ep_small (struct net2280_ep *ep)
                         } else if (((t & (1 << DATA_OUT_PING_TOKEN_INTERRUPT))
                                         && req
                                         && req->req.actual == req->req.length)
-                                        || !req) {
+                                        || (ep->responded && !req)) {
                                 ep->dev->protocol_stall = 1;
                                 set_halt (ep);
                                 ep->stopped = 1;
@@ -2469,6 +2471,7 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat)
                 /* we made the hardware handle most lowlevel requests;
                  * everything else goes uplevel to the gadget code.
                  */
+                ep->responded = 1;
                 switch (u.r.bRequest) {
                 case USB_REQ_GET_STATUS: {
                         struct net2280_ep       *e;
@@ -2537,6 +2540,7 @@ delegate:
                                 u.r.bRequestType, u.r.bRequest,
                                 w_value, w_index, w_length,
                                 readl (&ep->regs->ep_cfg));
+                        ep->responded = 0;
                         spin_unlock (&dev->lock);
                         tmp = dev->driver->setup (&dev->gadget, &u.r);
                         spin_lock (&dev->lock);
@@ -2857,7 +2861,7 @@ static int net2280_probe (struct pci_dev *pdev, const struct pci_device_id *id)
         }
 
         /* alloc, and start init */
-        dev = kzalloc (sizeof *dev, SLAB_KERNEL);
+        dev = kzalloc (sizeof *dev, GFP_KERNEL);
         if (dev == NULL){
                 retval = -ENOMEM;
                 goto done;
diff --git a/drivers/usb/gadget/net2280.h b/drivers/usb/gadget/net2280.h
index 957d6df34015..44ca139983d8 100644
--- a/drivers/usb/gadget/net2280.h
+++ b/drivers/usb/gadget/net2280.h
@@ -110,7 +110,8 @@ struct net2280_ep {
                                                 out_overflow : 1,
                                                 stopped : 1,
                                                 is_in : 1,
-                                                is_iso : 1;
+                                                is_iso : 1,
+                                                responded : 1;
 };
 
 static inline void allow_status (struct net2280_ep *ep)
diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c
index 48a09fd89d18..030d87c28c2f 100644
--- a/drivers/usb/gadget/omap_udc.c
+++ b/drivers/usb/gadget/omap_udc.c
@@ -2581,7 +2581,7 @@ omap_udc_setup(struct platform_device *odev, struct otg_transceiver *xceiv)
         /* UDC_PULLUP_EN gates the chip clock */
         // OTG_SYSCON_1_REG |= DEV_IDLE_EN;
 
-        udc = kzalloc(sizeof(*udc), SLAB_KERNEL);
+        udc = kzalloc(sizeof(*udc), GFP_KERNEL);
         if (!udc)
                 return -ENOMEM;
 
diff --git a/drivers/usb/gadget/pxa2xx_udc.c b/drivers/usb/gadget/pxa2xx_udc.c
index 671c24bc6d75..1ed506e95985 100644
--- a/drivers/usb/gadget/pxa2xx_udc.c
+++ b/drivers/usb/gadget/pxa2xx_udc.c
@@ -2472,6 +2472,7 @@ static struct pxa2xx_udc memory = {
 #define PXA210_B1               0x00000123
 #define PXA210_B0               0x00000122
 #define IXP425_A0               0x000001c1
+#define IXP425_B0               0x000001f1
 #define IXP465_AD               0x00000200
 
 /*
@@ -2509,6 +2510,7 @@ static int __init pxa2xx_udc_probe(struct platform_device *pdev)
                 break;
 #elif   defined(CONFIG_ARCH_IXP4XX)
         case IXP425_A0:
+        case IXP425_B0:
         case IXP465_AD:
                 dev->has_cfr = 1;
                 out_dma = 0;
diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c
index 0f809dd68492..40710ea1b490 100644
--- a/drivers/usb/gadget/zero.c
+++ b/drivers/usb/gadget/zero.c
@@ -1190,7 +1190,7 @@ autoconf_fail:
 
 
         /* ok, we made sense of the hardware ... */
-        dev = kzalloc(sizeof(*dev), SLAB_KERNEL);
+        dev = kzalloc(sizeof(*dev), GFP_KERNEL);
         if (!dev)
                 return -ENOMEM;
         spin_lock_init (&dev->lock);
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index cf10cbc98f80..cc60759083bf 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -153,7 +153,7 @@ config USB_U132_HCD
           adapter will *NOT* work with PC cards that do not contain an OHCI
           controller.
 
-          For those PC cards that contain multiple OHCI controllers only ther
+          For those PC cards that contain multiple OHCI controllers only the
           first one is used.
 
           The driver consists of two modules, the "ftdi-elan" module is a
diff --git a/drivers/usb/host/ehci-dbg.c b/drivers/usb/host/ehci-dbg.c
index 34b7a31cd85b..56349d21e6ea 100644
--- a/drivers/usb/host/ehci-dbg.c
+++ b/drivers/usb/host/ehci-dbg.c
@@ -492,7 +492,7 @@ show_periodic (struct class_device *class_dev, char *buf)
         unsigned                i;
         __le32                  tag;
 
-        if (!(seen = kmalloc (DBG_SCHED_LIMIT * sizeof *seen, SLAB_ATOMIC)))
+        if (!(seen = kmalloc (DBG_SCHED_LIMIT * sizeof *seen, GFP_ATOMIC)))
                 return 0;
         seen_count = 0;
 
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 9030994aba98..025d33313681 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -126,6 +126,11 @@ static unsigned park = 0;
 module_param (park, uint, S_IRUGO);
 MODULE_PARM_DESC (park, "park setting; 1-3 back-to-back async packets");
 
+/* for flakey hardware, ignore overcurrent indicators */
+static int ignore_oc = 0;
+module_param (ignore_oc, bool, S_IRUGO);
+MODULE_PARM_DESC (ignore_oc, "ignore bogus hardware overcurrent indications");
+
 #define INTR_MASK (STS_IAA | STS_FATAL | STS_PCD | STS_ERR | STS_INT)
 
 /*-------------------------------------------------------------------------*/
@@ -541,9 +546,10 @@ static int ehci_run (struct usb_hcd *hcd)
 
         temp = HC_VERSION(readl (&ehci->caps->hc_capbase));
         ehci_info (ehci,
-                "USB %x.%x started, EHCI %x.%02x, driver %s\n",
+                "USB %x.%x started, EHCI %x.%02x, driver %s%s\n",
                 ((ehci->sbrn & 0xf0)>>4), (ehci->sbrn & 0x0f),
-                temp >> 8, temp & 0xff, DRIVER_VERSION);
+                temp >> 8, temp & 0xff, DRIVER_VERSION,
+                ignore_oc ? ", overcurrent ignored" : "");
 
         writel (INTR_MASK, &ehci->regs->intr_enable); /* Turn On Interrupts */
 
@@ -613,9 +619,8 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
                 unsigned        i = HCS_N_PORTS (ehci->hcs_params);
 
                 /* resume root hub? */
-                status = readl (&ehci->regs->command);
-                if (!(status & CMD_RUN))
-                        writel (status | CMD_RUN, &ehci->regs->command);
+                if (!(readl(&ehci->regs->command) & CMD_RUN))
+                        usb_hcd_resume_root_hub(hcd);
 
                 while (i--) {
                         int pstatus = readl (&ehci->regs->port_status [i]);
@@ -632,7 +637,6 @@ static irqreturn_t ehci_irq (struct usb_hcd *hcd)
                          */
                         ehci->reset_done [i] = jiffies + msecs_to_jiffies (20);
                         ehci_dbg (ehci, "port %d remote wakeup\n", i + 1);
-                        usb_hcd_resume_root_hub(hcd);
                 }
         }
 
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index 1b20722c102b..bfe5f307cba6 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -34,6 +34,7 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 {
         struct ehci_hcd         *ehci = hcd_to_ehci (hcd);
         int                     port;
+        int                     mask;
 
         if (time_before (jiffies, ehci->next_statechange))
                 msleep(5);
@@ -51,14 +52,25 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
                 ehci->reclaim_ready = 1;
         ehci_work(ehci);
 
-        /* suspend any active/unsuspended ports, maybe allow wakeup */
+        /* Unlike other USB host controller types, EHCI doesn't have
+         * any notion of "global" or bus-wide suspend.  The driver has
+         * to manually suspend all the active unsuspended ports, and
+         * then manually resume them in the bus_resume() routine.
+         */
+        ehci->bus_suspended = 0;
         while (port--) {
                 u32 __iomem     *reg = &ehci->regs->port_status [port];
                 u32             t1 = readl (reg) & ~PORT_RWC_BITS;
                 u32             t2 = t1;
 
-                if ((t1 & PORT_PE) && !(t1 & PORT_OWNER))
+                /* keep track of which ports we suspend */
+                if ((t1 & PORT_PE) && !(t1 & PORT_OWNER) &&
+                                !(t1 & PORT_SUSPEND)) {
                         t2 |= PORT_SUSPEND;
+                        set_bit(port, &ehci->bus_suspended);
+                }
+
+                /* enable remote wakeup on all ports */
                 if (device_may_wakeup(&hcd->self.root_hub->dev))
                         t2 |= PORT_WKOC_E|PORT_WKDISC_E|PORT_WKCONN_E;
                 else
@@ -76,6 +88,13 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
         ehci_halt (ehci);
         hcd->state = HC_STATE_SUSPENDED;
 
+        /* allow remote wakeup */
+        mask = INTR_MASK;
+        if (!device_may_wakeup(&hcd->self.root_hub->dev))
+                mask &= ~STS_PCD;
+        writel(mask, &ehci->regs->intr_enable);
+        readl(&ehci->regs->intr_enable);
+
         ehci->next_statechange = jiffies + msecs_to_jiffies(10);
         spin_unlock_irq (&ehci->lock);
         return 0;
@@ -88,7 +107,6 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
         struct ehci_hcd         *ehci = hcd_to_ehci (hcd);
         u32                     temp;
         int                     i;
-        int                     intr_enable;
 
         if (time_before (jiffies, ehci->next_statechange))
                 msleep(5);
@@ -100,31 +118,30 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
          * the last user of the controller, not reset/pm hardware keeping
          * state we gave to it.
          */
+        temp = readl(&ehci->regs->intr_enable);
+        ehci_dbg(ehci, "resume root hub%s\n", temp ? "" : " after power loss");
 
-        /* re-init operational registers in case we lost power */
-        if (readl (&ehci->regs->intr_enable) == 0) {
-                /* at least some APM implementations will try to deliver
-                 * IRQs right away, so delay them until we're ready.
-                 */
-                intr_enable = 1;
-                writel (0, &ehci->regs->segment);
-                writel (ehci->periodic_dma, &ehci->regs->frame_list);
-                writel ((u32)ehci->async->qh_dma, &ehci->regs->async_next);
-        } else
-                intr_enable = 0;
-        ehci_dbg(ehci, "resume root hub%s\n",
-                        intr_enable ? " after power loss" : "");
+        /* at least some APM implementations will try to deliver
+         * IRQs right away, so delay them until we're ready.
+         */
+        writel(0, &ehci->regs->intr_enable);
+
+        /* re-init operational registers */
+        writel(0, &ehci->regs->segment);
+        writel(ehci->periodic_dma, &ehci->regs->frame_list);
+        writel((u32) ehci->async->qh_dma, &ehci->regs->async_next);
 
         /* restore CMD_RUN, framelist size, and irq threshold */
         writel (ehci->command, &ehci->regs->command);
 
-        /* take ports out of suspend */
+        /* manually resume the ports we suspended during bus_suspend() */
         i = HCS_N_PORTS (ehci->hcs_params);
         while (i--) {
                 temp = readl (&ehci->regs->port_status [i]);
                 temp &= ~(PORT_RWC_BITS
                         | PORT_WKOC_E | PORT_WKDISC_E | PORT_WKCONN_E);
-                if (temp & PORT_SUSPEND) {
+                if (test_bit(i, &ehci->bus_suspended) &&
+                                (temp & PORT_SUSPEND)) {
                         ehci->reset_done [i] = jiffies + msecs_to_jiffies (20);
                         temp |= PORT_RESUME;
                 }
@@ -134,11 +151,12 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
         mdelay (20);
         while (i--) {
                 temp = readl (&ehci->regs->port_status [i]);
-                if ((temp & PORT_SUSPEND) == 0)
-                        continue;
-                temp &= ~(PORT_RWC_BITS | PORT_RESUME);
-                writel (temp, &ehci->regs->port_status [i]);
-                ehci_vdbg (ehci, "resumed port %d\n", i + 1);
+                if (test_bit(i, &ehci->bus_suspended) &&
+                                (temp & PORT_SUSPEND)) {
+                        temp &= ~(PORT_RWC_BITS | PORT_RESUME);
+                        writel (temp, &ehci->regs->port_status [i]);
+                        ehci_vdbg (ehci, "resumed port %d\n", i + 1);
+                }
         }
         (void) readl (&ehci->regs->command);
 
@@ -157,8 +175,7 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
         hcd->state = HC_STATE_RUNNING;
 
         /* Now we can safely re-enable irqs */
-        if (intr_enable)
-                writel (INTR_MASK, &ehci->regs->intr_enable);
+        writel(INTR_MASK, &ehci->regs->intr_enable);
 
         spin_unlock_irq (&ehci->lock);
         return 0;
@@ -218,6 +235,7 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf)
 {
         struct ehci_hcd *ehci = hcd_to_ehci (hcd);
         u32             temp, status = 0;
+        u32             mask;
         int             ports, i, retval = 1;
         unsigned long   flags;
 
@@ -233,6 +251,18 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf)
                 retval++;
         }
 
+        /* Some boards (mostly VIA?) report bogus overcurrent indications,
+         * causing massive log spam unless we completely ignore them.  It
+         * may be relevant that VIA VT8235 controlers, where PORT_POWER is
+         * always set, seem to clear PORT_OCC and PORT_CSC when writing to
+         * PORT_POWER; that's surprising, but maybe within-spec.
+         */
+        if (!ignore_oc)
+                mask = PORT_CSC | PORT_PEC | PORT_OCC;
+        else
+                mask = PORT_CSC | PORT_PEC;
+        // PORT_RESUME from hardware ~= PORT_STAT_C_SUSPEND
+
         /* no hub change reports (bit 0) for now (power, ...) */
 
         /* port N changes (bit N)? */
@@ -250,8 +280,7 @@ ehci_hub_status_data (struct usb_hcd *hcd, char *buf)
                 }
                 if (!(temp & PORT_CONNECT))
                         ehci->reset_done [i] = 0;
-                if ((temp & (PORT_CSC | PORT_PEC | PORT_OCC)) != 0
-                                // PORT_STAT_C_SUSPEND?
+                if ((temp & mask) != 0
                                 || ((temp & PORT_RESUME) != 0
                                         && time_after (jiffies,
                                                 ehci->reset_done [i]))) {
@@ -319,6 +348,7 @@ static int ehci_hub_control (
         u32             temp, status;
         unsigned long   flags;
         int             retval = 0;
+        unsigned        selector;
 
         /*
          * FIXME:  support SetPortFeatures USB_PORT_FEAT_INDICATOR.
@@ -417,7 +447,7 @@ static int ehci_hub_control (
                         status |= 1 << USB_PORT_FEAT_C_CONNECTION;
                 if (temp & PORT_PEC)
                         status |= 1 << USB_PORT_FEAT_C_ENABLE;
-                if (temp & PORT_OCC)
+                if ((temp & PORT_OCC) && !ignore_oc)
                         status |= 1 << USB_PORT_FEAT_C_OVER_CURRENT;
 
                 /* whoever resumes must GetPortStatus to complete it!! */
@@ -506,6 +536,8 @@ static int ehci_hub_control (
                 }
                 break;
         case SetPortFeature:
+                selector = wIndex >> 8;
+                wIndex &= 0xff;
                 if (!wIndex || wIndex > ports)
                         goto error;
                 wIndex--;
@@ -559,6 +591,22 @@ static int ehci_hub_control (
                         }
                         writel (temp, &ehci->regs->port_status [wIndex]);
                         break;
+
+                /* For downstream facing ports (these):  one hub port is put
+                 * into test mode according to USB2 11.24.2.13, then the hub
+                 * must be reset (which for root hub now means rmmod+modprobe,
+                 * or else system reboot).  See EHCI 2.3.9 and 4.14 for info
+                 * about the EHCI-specific stuff.
+                 */
+                case USB_PORT_FEAT_TEST:
+                        if (!selector || selector > 5)
+                                goto error;
+                        ehci_quiesce(ehci);
+                        ehci_halt(ehci);
+                        temp |= selector << 16;
+                        writel (temp, &ehci->regs->port_status [wIndex]);
+                        break;
+
                 default:
                         goto error;
                 }
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index e51c1ed81ac4..4bc7970ba3ef 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -257,9 +257,7 @@ static int ehci_pci_suspend(struct usb_hcd *hcd, pm_message_t message)
 static int ehci_pci_resume(struct usb_hcd *hcd)
 {
         struct ehci_hcd         *ehci = hcd_to_ehci(hcd);
-        unsigned                port;
         struct pci_dev          *pdev = to_pci_dev(hcd->self.controller);
-        int                     retval = -EINVAL;
 
         // maybe restore FLADJ
 
@@ -269,27 +267,19 @@ static int ehci_pci_resume(struct usb_hcd *hcd)
         /* Mark hardware accessible again as we are out of D3 state by now */
         set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
 
-        /* If CF is clear, we lost PCI Vaux power and need to restart.  */
-        if (readl(&ehci->regs->configured_flag) != FLAG_CF)
-                goto restart;
-
-        /* If any port is suspended (or owned by the companion),
-         * we know we can/must resume the HC (and mustn't reset it).
-         * We just defer that to the root hub code.
+        /* If CF is still set, we maintained PCI Vaux power.
+         * Just undo the effect of ehci_pci_suspend().
          */
-        for (port = HCS_N_PORTS(ehci->hcs_params); port > 0; ) {
-                u32     status;
-                port--;
-                status = readl(&ehci->regs->port_status [port]);
-                if (!(status & PORT_POWER))
-                        continue;
-                if (status & (PORT_SUSPEND | PORT_RESUME | PORT_OWNER)) {
-                        usb_hcd_resume_root_hub(hcd);
-                        return 0;
-                }
+        if (readl(&ehci->regs->configured_flag) == FLAG_CF) {
+                int     mask = INTR_MASK;
+
+                if (!device_may_wakeup(&hcd->self.root_hub->dev))
+                        mask &= ~STS_PCD;
+                writel(mask, &ehci->regs->intr_enable);
+                readl(&ehci->regs->intr_enable);
+                return 0;
         }
 
-restart:
         ehci_dbg(ehci, "lost power, restarting\n");
         usb_root_hub_lost_power(hcd->self.root_hub);
 
@@ -307,13 +297,15 @@ restart:
         ehci_work(ehci);
         spin_unlock_irq(&ehci->lock);
 
-        /* restart; khubd will disconnect devices */
-        retval = ehci_run(hcd);
-
         /* here we "know" root ports should always stay powered */
         ehci_port_power(ehci, 1);
 
-        return retval;
+        writel(ehci->command, &ehci->regs->command);
+        writel(FLAG_CF, &ehci->regs->configured_flag);
+        readl(&ehci->regs->command);    /* unblock posted writes */
+
+        hcd->state = HC_STATE_SUSPENDED;
+        return 0;
 }
 #endif
 
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index bbc3082a73d7..74dbc6c8228f 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -74,6 +74,7 @@ struct ehci_hcd {			/* one per controller */
 
         /* per root hub port */
         unsigned long           reset_done [EHCI_MAX_ROOT_PORTS];
+        unsigned long           bus_suspended;
 
         /* per-HC memory pools (could be per-bus, but ...) */
         struct dma_pool         *qh_pool;       /* qh per active urb */
diff --git a/drivers/usb/host/hc_crisv10.c b/drivers/usb/host/hc_crisv10.c
index 87eca6aeacf2..9325e46a68c0 100644
--- a/drivers/usb/host/hc_crisv10.c
+++ b/drivers/usb/host/hc_crisv10.c
@@ -188,7 +188,7 @@ static DEFINE_TIMER(bulk_eot_timer, NULL, 0, 0);
 #define CHECK_ALIGN(x) if (((__u32)(x)) & 0x00000003) \
 {panic("Alignment check (DWORD) failed at %s:%s:%d\n", __FILE__, __FUNCTION__, __LINE__);}
 
-#define SLAB_FLAG     (in_interrupt() ? SLAB_ATOMIC : SLAB_KERNEL)
+#define SLAB_FLAG     (in_interrupt() ? GFP_ATOMIC : GFP_KERNEL)
 #define KMALLOC_FLAG  (in_interrupt() ? GFP_ATOMIC : GFP_KERNEL)
 
 /* Most helpful debugging aid */
@@ -275,13 +275,13 @@ static volatile USB_SB_Desc_t TxIntrSB_zout __attribute__ ((aligned (4)));
 static int zout_buffer[4] __attribute__ ((aligned (4)));
 
 /* Cache for allocating new EP and SB descriptors. */
-static kmem_cache_t *usb_desc_cache;
+static struct kmem_cache *usb_desc_cache;
 
 /* Cache for the registers allocated in the top half. */
-static kmem_cache_t *top_half_reg_cache;
+static struct kmem_cache *top_half_reg_cache;
 
 /* Cache for the data allocated in the isoc descr top half. */
-static kmem_cache_t *isoc_compl_cache;
+static struct kmem_cache *isoc_compl_cache;
 
 static struct usb_bus *etrax_usb_bus;
 
@@ -1743,7 +1743,7 @@ static irqreturn_t etrax_usb_tx_interrupt(int irq, void *vhc)
 
                 *R_DMA_CH8_SUB3_CLR_INTR = IO_STATE(R_DMA_CH8_SUB3_CLR_INTR, clr_descr, do);
 
-                comp_data = (usb_isoc_complete_data_t*)kmem_cache_alloc(isoc_compl_cache, SLAB_ATOMIC);
+                comp_data = (usb_isoc_complete_data_t*)kmem_cache_alloc(isoc_compl_cache, GFP_ATOMIC);
                 assert(comp_data != NULL);
 
                 INIT_WORK(&comp_data->usb_bh, etrax_usb_isoc_descr_interrupt_bottom_half, comp_data);
@@ -3010,7 +3010,7 @@ static void etrax_usb_add_to_isoc_sb_list(struct urb *urb, int epid)
                         if (!urb->iso_frame_desc[i].length)
                                 continue;
 
-                        next_sb_desc = (USB_SB_Desc_t*)kmem_cache_alloc(usb_desc_cache, SLAB_ATOMIC);
+                        next_sb_desc = (USB_SB_Desc_t*)kmem_cache_alloc(usb_desc_cache, GFP_ATOMIC);
                         assert(next_sb_desc != NULL);
 
                         if (urb->iso_frame_desc[i].length > 0) {
@@ -3063,7 +3063,7 @@ static void etrax_usb_add_to_isoc_sb_list(struct urb *urb, int epid)
                 if (TxIsocEPList[epid].sub == 0) {
                         dbg_isoc("Isoc traffic not already running, allocating SB");
 
-                        next_sb_desc = (USB_SB_Desc_t*)kmem_cache_alloc(usb_desc_cache, SLAB_ATOMIC);
+                        next_sb_desc = (USB_SB_Desc_t*)kmem_cache_alloc(usb_desc_cache, GFP_ATOMIC);
                         assert(next_sb_desc != NULL);
 
                         next_sb_desc->command = (IO_STATE(USB_SB_command, tt, in) |
@@ -3317,7 +3317,7 @@ static irqreturn_t etrax_usb_hc_interrupt_top_half(int irq, void *vhc)
 
         restore_flags(flags);
 
-        reg = (usb_interrupt_registers_t *)kmem_cache_alloc(top_half_reg_cache, SLAB_ATOMIC);
+        reg = (usb_interrupt_registers_t *)kmem_cache_alloc(top_half_reg_cache, GFP_ATOMIC);
 
         assert(reg != NULL);
 
diff --git a/drivers/usb/host/ohci-dbg.c b/drivers/usb/host/ohci-dbg.c
index 8293c1d4be3f..0f47a57dac28 100644
--- a/drivers/usb/host/ohci-dbg.c
+++ b/drivers/usb/host/ohci-dbg.c
@@ -505,7 +505,7 @@ show_periodic (struct class_device *class_dev, char *buf)
         char                    *next;
         unsigned                i;
 
-        if (!(seen = kmalloc (DBG_SCHED_LIMIT * sizeof *seen, SLAB_ATOMIC)))
+        if (!(seen = kmalloc (DBG_SCHED_LIMIT * sizeof *seen, GFP_ATOMIC)))
                 return 0;
         seen_count = 0;
 
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 9be6b303e784..b28a9b602066 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -715,13 +715,6 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd)
                 return IRQ_NOTMINE;
         }
 
-        if (ints & OHCI_INTR_RHSC) {
-                ohci_vdbg (ohci, "rhsc\n");
-                ohci->next_statechange = jiffies + STATECHANGE_DELAY;
-                ohci_writel (ohci, OHCI_INTR_RHSC, &regs->intrstatus);
-                usb_hcd_poll_rh_status(hcd);
-        }
-
         if (ints & OHCI_INTR_UE) {
                 disable (ohci);
                 ohci_err (ohci, "OHCI Unrecoverable Error, disabled\n");
@@ -731,9 +724,31 @@ static irqreturn_t ohci_irq (struct usb_hcd *hcd)
                 ohci_usb_reset (ohci);
         }
 
-        if (ints & OHCI_INTR_RD) {
-                ohci_vdbg (ohci, "resume detect\n");
-                ohci_writel (ohci, OHCI_INTR_RD, &regs->intrstatus);
+        if (ints & OHCI_INTR_RHSC) {
+                ohci_vdbg(ohci, "rhsc\n");
+                ohci->next_statechange = jiffies + STATECHANGE_DELAY;
+                ohci_writel(ohci, OHCI_INTR_RD | OHCI_INTR_RHSC,
+                                &regs->intrstatus);
+
+                /* NOTE: Vendors didn't always make the same implementation
+                 * choices for RHSC.  Many followed the spec; RHSC triggers
+                 * on an edge, like setting and maybe clearing a port status
+                 * change bit.  With others it's level-triggered, active
+                 * until khubd clears all the port status change bits.  We'll
+                 * always disable it here and rely on polling until khubd
+                 * re-enables it.
+                 */
+                ohci_writel(ohci, OHCI_INTR_RHSC, &regs->intrdisable);
+                usb_hcd_poll_rh_status(hcd);
+        }
+
+        /* For connect and disconnect events, we expect the controller
+         * to turn on RHSC along with RD.  But for remote wakeup events
+         * this might not happen.
+         */
+        else if (ints & OHCI_INTR_RD) {
+                ohci_vdbg(ohci, "resume detect\n");
+                ohci_writel(ohci, OHCI_INTR_RD, &regs->intrstatus);
                 hcd->poll_rh = 1;
                 if (ohci->autostop) {
                         spin_lock (&ohci->lock);
@@ -930,7 +945,7 @@ MODULE_LICENSE ("GPL");
 #include "ohci-ppc-soc.c"
 #endif
 
-#if defined(CONFIG_ARCH_AT91RM9200) || defined(CONFIG_ARCH_AT91SAM9261)
+#ifdef CONFIG_ARCH_AT91
 #include "ohci-at91.c"
 #endif
 
@@ -947,8 +962,7 @@ MODULE_LICENSE ("GPL");
       || defined (CONFIG_ARCH_EP93XX) \
       || defined (CONFIG_SOC_AU1X00) \
       || defined (CONFIG_USB_OHCI_HCD_PPC_SOC) \
-      || defined (CONFIG_ARCH_AT91RM9200) \
-      || defined (CONFIG_ARCH_AT91SAM9261) \
+      || defined (CONFIG_ARCH_AT91) \
       || defined (CONFIG_ARCH_PNX4008) \
         )
 #error "missing bus glue for ohci-hcd"
diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c
index 6f113596af66..2441642cb7b4 100644
--- a/drivers/usb/host/ohci-hub.c
+++ b/drivers/usb/host/ohci-hub.c
@@ -41,7 +41,11 @@ static void ohci_rhsc_enable (struct usb_hcd *hcd)
 {
         struct ohci_hcd         *ohci = hcd_to_ohci (hcd);
 
-        ohci_writel (ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
+        spin_lock_irq(&ohci->lock);
+        if (!ohci->autostop)
+                del_timer(&hcd->rh_timer);      /* Prevent next poll */
+        ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable);
+        spin_unlock_irq(&ohci->lock);
 }
 
 #define OHCI_SCHED_ENABLES \
@@ -50,6 +54,9 @@ static void ohci_rhsc_enable (struct usb_hcd *hcd)
 static void dl_done_list (struct ohci_hcd *);
 static void finish_unlinks (struct ohci_hcd *, u16);
 
+#ifdef  CONFIG_PM
+static int ohci_restart(struct ohci_hcd *ohci);
+
 static int ohci_rh_suspend (struct ohci_hcd *ohci, int autostop)
 __releases(ohci->lock)
 __acquires(ohci->lock)
@@ -132,8 +139,6 @@ static inline struct ed *find_head (struct ed *ed)
         return ed;
 }
 
-static int ohci_restart (struct ohci_hcd *ohci);
-
 /* caller has locked the root hub */
 static int ohci_rh_resume (struct ohci_hcd *ohci)
 __releases(ohci->lock)
@@ -169,7 +174,8 @@ __acquires(ohci->lock)
                 break;
         case OHCI_USB_RESUME:
                 /* HCFS changes sometime after INTR_RD */
-                ohci_info (ohci, "wakeup\n");
+                ohci_dbg(ohci, "%swakeup root hub\n",
+                                autostopped ? "auto-" : "");
                 break;
         case OHCI_USB_OPER:
                 /* this can happen after resuming a swsusp snapshot */
@@ -180,7 +186,6 @@ __acquires(ohci->lock)
                 ohci_dbg (ohci, "lost power\n");
                 status = -EBUSY;
         }
-#ifdef  CONFIG_PM
         if (status == -EBUSY) {
                 if (!autostopped) {
                         spin_unlock_irq (&ohci->lock);
@@ -190,25 +195,12 @@ __acquires(ohci->lock)
                 }
                 return status;
         }
-#endif
         if (status != -EINPROGRESS)
                 return status;
         if (autostopped)
                 goto skip_resume;
         spin_unlock_irq (&ohci->lock);
 
-        temp = ohci->num_ports;
-        while (temp--) {
-                u32 stat = ohci_readl (ohci,
-                                       &ohci->regs->roothub.portstatus [temp]);
-
-                /* force global, not selective, resume */
-                if (!(stat & RH_PS_PSS))
-                        continue;
-                ohci_writel (ohci, RH_PS_POCI,
-                                &ohci->regs->roothub.portstatus [temp]);
-        }
-
         /* Some controllers (lucent erratum) need extra-long delays */
         msleep (20 /* usb 11.5.1.10 */ + 12 /* 32 msec counter */ + 1);
 
@@ -216,6 +208,7 @@ __acquires(ohci->lock)
         temp &= OHCI_CTRL_HCFS;
         if (temp != OHCI_USB_RESUME) {
                 ohci_err (ohci, "controller won't resume\n");
+                spin_lock_irq(&ohci->lock);
                 return -EBUSY;
         }
 
@@ -295,8 +288,6 @@ skip_resume:
         return 0;
 }
 
-#ifdef  CONFIG_PM
-
 static int ohci_bus_suspend (struct usb_hcd *hcd)
 {
         struct ohci_hcd         *ohci = hcd_to_ohci (hcd);
@@ -334,6 +325,83 @@ static int ohci_bus_resume (struct usb_hcd *hcd)
         return rc;
 }
 
+/* Carry out polling-, autostop-, and autoresume-related state changes */
+static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
+                int any_connected)
+{
+        int     poll_rh = 1;
+
+        switch (ohci->hc_control & OHCI_CTRL_HCFS) {
+
+        case OHCI_USB_OPER:
+                /* keep on polling until we know a device is connected
+                 * and RHSC is enabled */
+                if (!ohci->autostop) {
+                        if (any_connected ||
+                                        !device_may_wakeup(&ohci_to_hcd(ohci)
+                                                ->self.root_hub->dev)) {
+                                if (ohci_readl(ohci, &ohci->regs->intrenable) &
+                                                OHCI_INTR_RHSC)
+                                        poll_rh = 0;
+                        } else {
+                                ohci->autostop = 1;
+                                ohci->next_statechange = jiffies + HZ;
+                        }
+
+                /* if no devices have been attached for one second, autostop */
+                } else {
+                        if (changed || any_connected) {
+                                ohci->autostop = 0;
+                                ohci->next_statechange = jiffies +
+                                                STATECHANGE_DELAY;
+                        } else if (time_after_eq(jiffies,
+                                                ohci->next_statechange)
+                                        && !ohci->ed_rm_list
+                                        && !(ohci->hc_control &
+                                                OHCI_SCHED_ENABLES)) {
+                                ohci_rh_suspend(ohci, 1);
+                        }
+                }
+                break;
+
+        /* if there is a port change, autostart or ask to be resumed */
+        case OHCI_USB_SUSPEND:
+        case OHCI_USB_RESUME:
+                if (changed) {
+                        if (ohci->autostop)
+                                ohci_rh_resume(ohci);
+                        else
+                                usb_hcd_resume_root_hub(ohci_to_hcd(ohci));
+                } else {
+                        /* everything is idle, no need for polling */
+                        poll_rh = 0;
+                }
+                break;
+        }
+        return poll_rh;
+}
+
+#else   /* CONFIG_PM */
+
+static inline int ohci_rh_resume(struct ohci_hcd *ohci)
+{
+        return 0;
+}
+
+/* Carry out polling-related state changes.
+ * autostop isn't used when CONFIG_PM is turned off.
+ */
+static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed,
+                int any_connected)
+{
+        int     poll_rh = 1;
+
+        /* keep on polling until RHSC is enabled */
+        if (ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC)
+                poll_rh = 0;
+        return poll_rh;
+}
+
 #endif  /* CONFIG_PM */
 
 /*-------------------------------------------------------------------------*/
@@ -345,7 +413,7 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf)
 {
         struct ohci_hcd *ohci = hcd_to_ohci (hcd);
         int             i, changed = 0, length = 1;
-        int             any_connected = 0, rhsc_enabled = 1;
+        int             any_connected = 0;
         unsigned long   flags;
 
         spin_lock_irqsave (&ohci->lock, flags);
@@ -386,66 +454,8 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf)
                 }
         }
 
-        /* NOTE:  vendors didn't always make the same implementation
-         * choices for RHSC.  Sometimes it triggers on an edge (like
-         * setting and maybe clearing a port status change bit); and
-         * it's level-triggered on other silicon, active until khubd
-         * clears all active port status change bits.  If it's still
-         * set (level-triggered) we must disable it and rely on
-         * polling until khubd re-enables it.
-         */
-        if (ohci_readl (ohci, &ohci->regs->intrstatus) & OHCI_INTR_RHSC) {
-                ohci_writel (ohci, OHCI_INTR_RHSC, &ohci->regs->intrdisable);
-                (void) ohci_readl (ohci, &ohci->regs->intrdisable);
-                rhsc_enabled = 0;
-        }
-        hcd->poll_rh = 1;
-
-        /* carry out appropriate state changes */
-        switch (ohci->hc_control & OHCI_CTRL_HCFS) {
-
-        case OHCI_USB_OPER:
-                /* keep on polling until we know a device is connected
-                 * and RHSC is enabled */
-                if (!ohci->autostop) {
-                        if (any_connected) {
-                                if (rhsc_enabled)
-                                        hcd->poll_rh = 0;
-                        } else {
-                                ohci->autostop = 1;
-                                ohci->next_statechange = jiffies + HZ;
-                        }
-
-                /* if no devices have been attached for one second, autostop */
-                } else {
-                        if (changed || any_connected) {
-                                ohci->autostop = 0;
-                                ohci->next_statechange = jiffies +
-                                                STATECHANGE_DELAY;
-                        } else if (time_after_eq (jiffies,
-                                                ohci->next_statechange)
-                                        && !ohci->ed_rm_list
-                                        && !(ohci->hc_control &
-                                                OHCI_SCHED_ENABLES)) {
-                                ohci_rh_suspend (ohci, 1);
-                        }
-                }
-                break;
-
-        /* if there is a port change, autostart or ask to be resumed */
-        case OHCI_USB_SUSPEND:
-        case OHCI_USB_RESUME:
-                if (changed) {
-                        if (ohci->autostop)
-                                ohci_rh_resume (ohci);
-                        else
-                                usb_hcd_resume_root_hub (hcd);
-                } else {
-                        /* everything is idle, no need for polling */
-                        hcd->poll_rh = 0;
-                }
-                break;
-        }
+        hcd->poll_rh = ohci_root_hub_state_changes(ohci, changed,
+                        any_connected);
 
 done:
         spin_unlock_irqrestore (&ohci->lock, flags);
diff --git a/drivers/usb/host/ohci-pnx4008.c b/drivers/usb/host/ohci-pnx4008.c
index 2dbb77414905..7f26f9bdbaf1 100644
--- a/drivers/usb/host/ohci-pnx4008.c
+++ b/drivers/usb/host/ohci-pnx4008.c
@@ -134,7 +134,7 @@ static int isp1301_attach(struct i2c_adapter *adap, int addr, int kind)
 {
         struct i2c_client *c;
 
-        c = (struct i2c_client *)kzalloc(sizeof(*c), SLAB_KERNEL);
+        c = (struct i2c_client *)kzalloc(sizeof(*c), GFP_KERNEL);
 
         if (!c)
                 return -ENOMEM;
diff --git a/drivers/usb/host/sl811_cs.c b/drivers/usb/host/sl811_cs.c
index 54f554e0f0ad..ac9f11d19817 100644
--- a/drivers/usb/host/sl811_cs.c
+++ b/drivers/usb/host/sl811_cs.c
@@ -169,21 +169,14 @@ static int sl811_cs_config(struct pcmcia_device *link)
 
         DBG(0, "sl811_cs_config(0x%p)\n", link);
 
-        tuple.DesiredTuple = CISTPL_CONFIG;
-        tuple.Attributes = 0;
-        tuple.TupleData = buf;
-        tuple.TupleDataMax = sizeof(buf);
-        tuple.TupleOffset = 0;
-        CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
-        CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
-        CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse));
-        link->conf.ConfigBase = parse.config.base;
-        link->conf.Present = parse.config.rmask[0];
-
         /* Look up the current Vcc */
         CS_CHECK(GetConfigurationInfo,
                         pcmcia_get_configuration_info(link, &conf));
 
+        tuple.Attributes = 0;
+        tuple.TupleData = buf;
+        tuple.TupleDataMax = sizeof(buf);
+        tuple.TupleOffset = 0;
         tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
         CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
         while (1) {
diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 32c635ecbf31..a9d7119e3176 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -71,7 +71,7 @@ static int distrust_firmware = 1;
 module_param(distrust_firmware, bool, 0);
 MODULE_PARM_DESC(distrust_firmware, "true to distrust firmware power/overcurren"
         "t setup");
-DECLARE_WAIT_QUEUE_HEAD(u132_hcd_wait);
+static DECLARE_WAIT_QUEUE_HEAD(u132_hcd_wait);
 /*
 * u132_module_lock exists to protect access to global variables
 *
@@ -163,7 +163,7 @@ struct u132_endp {
         u16 queue_next;
         struct urb *urb_list[ENDP_QUEUE_SIZE];
         struct list_head urb_more;
-        struct work_struct scheduler;
+        struct delayed_work scheduler;
 };
 struct u132_ring {
         unsigned in_use:1;
@@ -171,7 +171,7 @@ struct u132_ring {
         u8 number;
         struct u132 *u132;
         struct u132_endp *curr_endp;
-        struct work_struct scheduler;
+        struct delayed_work scheduler;
 };
 #define OHCI_QUIRK_AMD756 0x01
 #define OHCI_QUIRK_SUPERIO 0x02
@@ -198,20 +198,16 @@ struct u132 {
         u32 hc_roothub_portstatus[MAX_ROOT_PORTS];
         int flags;
         unsigned long next_statechange;
-        struct work_struct monitor;
+        struct delayed_work monitor;
         int num_endpoints;
         struct u132_addr addr[MAX_U132_ADDRS];
         struct u132_udev udev[MAX_U132_UDEVS];
         struct u132_port port[MAX_U132_PORTS];
         struct u132_endp *endp[MAX_U132_ENDPS];
 };
-int usb_ftdi_elan_read_reg(struct platform_device *pdev, u32 *data);
-int usb_ftdi_elan_read_pcimem(struct platform_device *pdev, u8 addressofs,
-        u8 width, u32 *data);
-int usb_ftdi_elan_write_pcimem(struct platform_device *pdev, u8 addressofs,
-        u8 width, u32 data);
+
 /*
-* these can not be inlines because we need the structure offset!!
+* these cannot be inlines because we need the structure offset!!
 * Does anyone have a better way?????
 */
 #define u132_read_pcimem(u132, member, data) \
@@ -314,7 +310,7 @@ static void u132_ring_requeue_work(struct u132 *u132, struct u132_ring *ring,
         if (delta > 0) {
                 if (queue_delayed_work(workqueue, &ring->scheduler, delta))
                         return;
-        } else if (queue_work(workqueue, &ring->scheduler))
+        } else if (queue_delayed_work(workqueue, &ring->scheduler, 0))
                 return;
         kref_put(&u132->kref, u132_hcd_delete);
         return;
@@ -393,12 +389,8 @@ static inline void u132_endp_init_kref(struct u132 *u132,
 static void u132_endp_queue_work(struct u132 *u132, struct u132_endp *endp,
         unsigned int delta)
 {
-        if (delta > 0) {
-                if (queue_delayed_work(workqueue, &endp->scheduler, delta))
-                        kref_get(&endp->kref);
-        } else if (queue_work(workqueue, &endp->scheduler))
-                kref_get(&endp->kref);
-        return;
+        if (queue_delayed_work(workqueue, &endp->scheduler, delta))
+                kref_get(&endp->kref);
 }
 
 static void u132_endp_cancel_work(struct u132 *u132, struct u132_endp *endp)
@@ -414,24 +406,14 @@ static inline void u132_monitor_put_kref(struct u132 *u132)
 
 static void u132_monitor_queue_work(struct u132 *u132, unsigned int delta)
 {
-        if (delta > 0) {
-                if (queue_delayed_work(workqueue, &u132->monitor, delta)) {
-                        kref_get(&u132->kref);
-                }
-        } else if (queue_work(workqueue, &u132->monitor))
-                kref_get(&u132->kref);
-        return;
+        if (queue_delayed_work(workqueue, &u132->monitor, delta))
+                kref_get(&u132->kref);
 }
 
 static void u132_monitor_requeue_work(struct u132 *u132, unsigned int delta)
 {
-        if (delta > 0) {
-                if (queue_delayed_work(workqueue, &u132->monitor, delta))
-                        return;
-        } else if (queue_work(workqueue, &u132->monitor))
-                return;
-        kref_put(&u132->kref, u132_hcd_delete);
-        return;
+        if (!queue_delayed_work(workqueue, &u132->monitor, delta))
+                kref_put(&u132->kref, u132_hcd_delete);
 }
 
 static void u132_monitor_cancel_work(struct u132 *u132)
@@ -493,9 +475,9 @@ static int read_roothub_info(struct u132 *u132)
         return 0;
 }
 
-static void u132_hcd_monitor_work(void *data)
+static void u132_hcd_monitor_work(struct work_struct *work)
 {
-        struct u132 *u132 = data;
+        struct u132 *u132 = container_of(work, struct u132, monitor.work);
         if (u132->going > 1) {
                 dev_err(&u132->platform_dev->dev, "device has been removed %d\n"
                         , u132->going);
@@ -1319,15 +1301,14 @@ static void u132_hcd_initial_setup_sent(void *data, struct urb *urb, u8 *buf,
         }
 }
 
-static void u132_hcd_ring_work_scheduler(void *data);
-static void u132_hcd_endp_work_scheduler(void *data);
 /*
 * this work function is only executed from the work queue
 *
 */
-static void u132_hcd_ring_work_scheduler(void *data)
+static void u132_hcd_ring_work_scheduler(struct work_struct *work)
 {
-        struct u132_ring *ring = data;
+        struct u132_ring *ring =
+                container_of(work, struct u132_ring, scheduler.work);
         struct u132 *u132 = ring->u132;
         down(&u132->scheduler_lock);
         if (ring->in_use) {
@@ -1386,10 +1367,11 @@ static void u132_hcd_ring_work_scheduler(void *data)
         }
 }
 
-static void u132_hcd_endp_work_scheduler(void *data)
+static void u132_hcd_endp_work_scheduler(struct work_struct *work)
 {
         struct u132_ring *ring;
-        struct u132_endp *endp = data;
+        struct u132_endp *endp =
+                container_of(work, struct u132_endp, scheduler.work);
         struct u132 *u132 = endp->u132;
         down(&u132->scheduler_lock);
         ring = endp->ring;
@@ -1947,7 +1929,7 @@ static int create_endpoint_and_queue_int(struct u132 *u132,
         if (!endp) {
                 return -ENOMEM;
         }
-        INIT_WORK(&endp->scheduler, u132_hcd_endp_work_scheduler, (void *)endp);
+        INIT_DELAYED_WORK(&endp->scheduler, u132_hcd_endp_work_scheduler);
         spin_lock_init(&endp->queue_lock.slock);
         INIT_LIST_HEAD(&endp->urb_more);
         ring = endp->ring = &u132->ring[0];
@@ -2036,7 +2018,7 @@ static int create_endpoint_and_queue_bulk(struct u132 *u132,
         if (!endp) {
                 return -ENOMEM;
         }
-        INIT_WORK(&endp->scheduler, u132_hcd_endp_work_scheduler, (void *)endp);
+        INIT_DELAYED_WORK(&endp->scheduler, u132_hcd_endp_work_scheduler);
         spin_lock_init(&endp->queue_lock.slock);
         INIT_LIST_HEAD(&endp->urb_more);
         endp->dequeueing = 0;
@@ -2121,7 +2103,7 @@ static int create_endpoint_and_queue_control(struct u132 *u132,
         if (!endp) {
                 return -ENOMEM;
         }
-        INIT_WORK(&endp->scheduler, u132_hcd_endp_work_scheduler, (void *)endp);
+        INIT_DELAYED_WORK(&endp->scheduler, u132_hcd_endp_work_scheduler);
         spin_lock_init(&endp->queue_lock.slock);
         INIT_LIST_HEAD(&endp->urb_more);
         ring = endp->ring = &u132->ring[0];
@@ -3045,7 +3027,7 @@ static struct hc_driver u132_hc_driver = {
 * This function may be called by the USB core whilst the "usb_all_devices_rwsem"
 * is held for writing, thus this module must not call usb_remove_hcd()
 * synchronously - but instead should immediately stop activity to the
-* device and ansynchronously call usb_remove_hcd()
+* device and asynchronously call usb_remove_hcd()
 */
 static int __devexit u132_remove(struct platform_device *pdev)
 {
@@ -3100,10 +3082,10 @@ static void u132_initialise(struct u132 *u132, struct platform_device *pdev)
                 ring->number = rings + 1;
                 ring->length = 0;
                 ring->curr_endp = NULL;
-                INIT_WORK(&ring->scheduler, u132_hcd_ring_work_scheduler,
-                        (void *)ring);
+                INIT_DELAYED_WORK(&ring->scheduler,
+                                  u132_hcd_ring_work_scheduler);
         } down(&u132->sw_lock);
-        INIT_WORK(&u132->monitor, u132_hcd_monitor_work, (void *)u132);
+        INIT_DELAYED_WORK(&u132->monitor, u132_hcd_monitor_work);
         while (ports-- > 0) {
                 struct u132_port *port = &u132->port[ports];
                 port->u132 = u132;
@@ -3241,7 +3223,7 @@ static int u132_resume(struct platform_device *pdev)
 #define u132_resume NULL
 #endif
 /*
-* this driver is loaded explicitely by ftdi_u132
+* this driver is loaded explicitly by ftdi_u132
 *
 * the platform_driver struct is static because it is per type of module
 */
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c
index 226bf3de8edd..e87692c31be4 100644
--- a/drivers/usb/host/uhci-hcd.c
+++ b/drivers/usb/host/uhci-hcd.c
@@ -81,7 +81,7 @@ MODULE_PARM_DESC(debug, "Debug level");
 static char *errbuf;
 #define ERRBUF_LEN    (32 * 1024)
 
-static kmem_cache_t *uhci_up_cachep;    /* urb_priv */
+static struct kmem_cache *uhci_up_cachep;       /* urb_priv */
 
 static void suspend_rh(struct uhci_hcd *uhci, enum uhci_rh_state new_state);
 static void wakeup_rh(struct uhci_hcd *uhci);
diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c
index 06115f22a4fa..30b88459ac7d 100644
--- a/drivers/usb/host/uhci-q.c
+++ b/drivers/usb/host/uhci-q.c
@@ -498,7 +498,7 @@ static inline struct urb_priv *uhci_alloc_urb_priv(struct uhci_hcd *uhci,
 {
         struct urb_priv *urbp;
 
-        urbp = kmem_cache_alloc(uhci_up_cachep, SLAB_ATOMIC);
+        urbp = kmem_cache_alloc(uhci_up_cachep, GFP_ATOMIC);
         if (!urbp)
                 return NULL;
 
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c
index 3038ed0700d3..8ccddf74534a 100644
--- a/drivers/usb/image/microtek.c
+++ b/drivers/usb/image/microtek.c
@@ -796,7 +796,7 @@ static int mts_usb_probe(struct usb_interface *intf,
 
         new_desc->context.scsi_status = kmalloc(1, GFP_KERNEL);
         if (!new_desc->context.scsi_status)
-                goto out_kfree2;
+                goto out_free_urb;
 
         new_desc->usb_dev = dev;
         new_desc->usb_intf = intf;
@@ -822,18 +822,20 @@ static int mts_usb_probe(struct usb_interface *intf,
         new_desc->host = scsi_host_alloc(&mts_scsi_host_template,
                         sizeof(new_desc));
         if (!new_desc->host)
-                goto out_free_urb;
+                goto out_kfree2;
 
         new_desc->host->hostdata[0] = (unsigned long)new_desc;
         if (scsi_add_host(new_desc->host, NULL)) {
                 err_retval = -EIO;
-                goto out_free_urb;
+                goto out_host_put;
         }
         scsi_scan_host(new_desc->host);
 
         usb_set_intfdata(intf, new_desc);
         return 0;
 
+ out_host_put:
+        scsi_host_put(new_desc->host);
  out_kfree2:
         kfree(new_desc->context.scsi_status);
  out_free_urb:
diff --git a/drivers/usb/input/Kconfig b/drivers/usb/input/Kconfig
index 20db36448ab3..661af7aa6236 100644
--- a/drivers/usb/input/Kconfig
+++ b/drivers/usb/input/Kconfig
@@ -221,6 +221,7 @@ config USB_TOUCHSCREEN
           - ITM
           - some other eTurboTouch
           - Gunze AHL61
+          - DMC TSC-10/25
 
           Have a look at <http://linux.chapter7.ch/touchkit/> for
           a usage description and the required user-space stuff.
@@ -258,6 +259,11 @@ config USB_TOUCHSCREEN_GUNZE
         bool "Gunze AHL61 device support" if EMBEDDED
         depends on USB_TOUCHSCREEN
 
+config USB_TOUCHSCREEN_DMC_TSC10
+        default y
+        bool "DMC TSC-10/25 device support" if EMBEDDED
+        depends on USB_TOUCHSCREEN
+
 config USB_YEALINK
         tristate "Yealink usb-p1k voip phone"
         depends on USB && INPUT && EXPERIMENTAL
diff --git a/drivers/usb/input/acecad.c b/drivers/usb/input/acecad.c
index 0096373b5f98..909138e5aa04 100644
--- a/drivers/usb/input/acecad.c
+++ b/drivers/usb/input/acecad.c
@@ -152,7 +152,7 @@ static int usb_acecad_probe(struct usb_interface *intf, const struct usb_device_
         if (!acecad || !input_dev)
                 goto fail1;
 
-        acecad->data = usb_buffer_alloc(dev, 8, SLAB_KERNEL, &acecad->data_dma);
+        acecad->data = usb_buffer_alloc(dev, 8, GFP_KERNEL, &acecad->data_dma);
         if (!acecad->data)
                 goto fail1;
 
diff --git a/drivers/usb/input/aiptek.c b/drivers/usb/input/aiptek.c
index bf428184608f..9f52429ce654 100644
--- a/drivers/usb/input/aiptek.c
+++ b/drivers/usb/input/aiptek.c
@@ -1988,7 +1988,7 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
                 goto fail1;
 
         aiptek->data = usb_buffer_alloc(usbdev, AIPTEK_PACKET_LENGTH,
-                                        SLAB_ATOMIC, &aiptek->data_dma);
+                                        GFP_ATOMIC, &aiptek->data_dma);
         if (!aiptek->data)
                 goto fail1;
 
diff --git a/drivers/usb/input/ati_remote.c b/drivers/usb/input/ati_remote.c
index f659f3028ad2..b724e36f7b92 100644
--- a/drivers/usb/input/ati_remote.c
+++ b/drivers/usb/input/ati_remote.c
@@ -592,7 +592,7 @@ static void ati_remote_irq_in(struct urb *urb)
                         __FUNCTION__, urb->status);
         }
 
-        retval = usb_submit_urb(urb, SLAB_ATOMIC);
+        retval = usb_submit_urb(urb, GFP_ATOMIC);
         if (retval)
                 dev_err(&ati_remote->interface->dev, "%s: usb_submit_urb()=%d\n",
                         __FUNCTION__, retval);
@@ -604,12 +604,12 @@ static void ati_remote_irq_in(struct urb *urb)
 static int ati_remote_alloc_buffers(struct usb_device *udev,
                                     struct ati_remote *ati_remote)
 {
-        ati_remote->inbuf = usb_buffer_alloc(udev, DATA_BUFSIZE, SLAB_ATOMIC,
+        ati_remote->inbuf = usb_buffer_alloc(udev, DATA_BUFSIZE, GFP_ATOMIC,
                                              &ati_remote->inbuf_dma);
         if (!ati_remote->inbuf)
                 return -1;
 
-        ati_remote->outbuf = usb_buffer_alloc(udev, DATA_BUFSIZE, SLAB_ATOMIC,
+        ati_remote->outbuf = usb_buffer_alloc(udev, DATA_BUFSIZE, GFP_ATOMIC,
                                               &ati_remote->outbuf_dma);
         if (!ati_remote->outbuf)
                 return -1;
@@ -630,19 +630,14 @@ static int ati_remote_alloc_buffers(struct usb_device *udev,
  */
 static void ati_remote_free_buffers(struct ati_remote *ati_remote)
 {
-        if (ati_remote->irq_urb)
-                usb_free_urb(ati_remote->irq_urb);
+        usb_free_urb(ati_remote->irq_urb);
+        usb_free_urb(ati_remote->out_urb);
 
-        if (ati_remote->out_urb)
-                usb_free_urb(ati_remote->out_urb);
+        usb_buffer_free(ati_remote->udev, DATA_BUFSIZE,
+                ati_remote->inbuf, ati_remote->inbuf_dma);
 
-        if (ati_remote->inbuf)
-                usb_buffer_free(ati_remote->udev, DATA_BUFSIZE,
-                                ati_remote->inbuf, ati_remote->inbuf_dma);
-
-        if (ati_remote->outbuf)
-                usb_buffer_free(ati_remote->udev, DATA_BUFSIZE,
-                                ati_remote->inbuf, ati_remote->outbuf_dma);
+        usb_buffer_free(ati_remote->udev, DATA_BUFSIZE,
+                ati_remote->outbuf, ati_remote->outbuf_dma);
 }
 
 static void ati_remote_input_init(struct ati_remote *ati_remote)
diff --git a/drivers/usb/input/ati_remote2.c b/drivers/usb/input/ati_remote2.c
index f982a2b4a7f9..83f1f79db7c7 100644
--- a/drivers/usb/input/ati_remote2.c
+++ b/drivers/usb/input/ati_remote2.c
@@ -372,8 +372,7 @@ static void ati_remote2_urb_cleanup(struct ati_remote2 *ar2)
         int i;
 
         for (i = 0; i < 2; i++) {
-                if (ar2->urb[i])
-                        usb_free_urb(ar2->urb[i]);
+                usb_free_urb(ar2->urb[i]);
 
                 if (ar2->buf[i])
                         usb_buffer_free(ar2->udev, 4, ar2->buf[i], ar2->buf_dma[i]);
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index 6095d9cedb7e..0811c39bd14f 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -968,20 +968,30 @@ static void hid_retry_timeout(unsigned long _hid)
                 hid_io_error(hid);
 }
 
-/* Workqueue routine to reset the device */
-static void hid_reset(void *_hid)
+/* Workqueue routine to reset the device or clear a halt */
+static void hid_reset(struct work_struct *work)
 {
-        struct hid_device *hid = (struct hid_device *) _hid;
-        int rc_lock, rc;
-
-        dev_dbg(&hid->intf->dev, "resetting device\n");
-        rc = rc_lock = usb_lock_device_for_reset(hid->dev, hid->intf);
-        if (rc_lock >= 0) {
-                rc = usb_reset_composite_device(hid->dev, hid->intf);
-                if (rc_lock)
-                        usb_unlock_device(hid->dev);
+        struct hid_device *hid =
+                container_of(work, struct hid_device, reset_work);
+        int rc_lock, rc = 0;
+
+        if (test_bit(HID_CLEAR_HALT, &hid->iofl)) {
+                dev_dbg(&hid->intf->dev, "clear halt\n");
+                rc = usb_clear_halt(hid->dev, hid->urbin->pipe);
+                clear_bit(HID_CLEAR_HALT, &hid->iofl);
+                hid_start_in(hid);
+        }
+
+        else if (test_bit(HID_RESET_PENDING, &hid->iofl)) {
+                dev_dbg(&hid->intf->dev, "resetting device\n");
+                rc = rc_lock = usb_lock_device_for_reset(hid->dev, hid->intf);
+                if (rc_lock >= 0) {
+                        rc = usb_reset_composite_device(hid->dev, hid->intf);
+                        if (rc_lock)
+                                usb_unlock_device(hid->dev);
+                }
+                clear_bit(HID_RESET_PENDING, &hid->iofl);
         }
-        clear_bit(HID_RESET_PENDING, &hid->iofl);
 
         switch (rc) {
         case 0:
@@ -1023,9 +1033,8 @@ static void hid_io_error(struct hid_device *hid)
 
                 /* Retries failed, so do a port reset */
                 if (!test_and_set_bit(HID_RESET_PENDING, &hid->iofl)) {
-                        if (schedule_work(&hid->reset_work))
-                                goto done;
-                        clear_bit(HID_RESET_PENDING, &hid->iofl);
+                        schedule_work(&hid->reset_work);
+                        goto done;
                 }
         }
 
@@ -1049,6 +1058,11 @@ static void hid_irq_in(struct urb *urb)
                         hid->retry_delay = 0;
                         hid_input_report(HID_INPUT_REPORT, urb, 1);
                         break;
+                case -EPIPE:            /* stall */
+                        clear_bit(HID_IN_RUNNING, &hid->iofl);
+                        set_bit(HID_CLEAR_HALT, &hid->iofl);
+                        schedule_work(&hid->reset_work);
+                        return;
                 case -ECONNRESET:       /* unlink */
                 case -ENOENT:
                 case -ESHUTDOWN:        /* unplug */
@@ -1065,7 +1079,7 @@ static void hid_irq_in(struct urb *urb)
                         warn("input irq status %d received", urb->status);
         }
 
-        status = usb_submit_urb(urb, SLAB_ATOMIC);
+        status = usb_submit_urb(urb, GFP_ATOMIC);
         if (status) {
                 clear_bit(HID_IN_RUNNING, &hid->iofl);
                 if (status != -EPERM) {
@@ -1627,6 +1641,19 @@ void hid_init_reports(struct hid_device *hid)
 
 #define USB_VENDOR_ID_APPLE             0x05ac
 #define USB_DEVICE_ID_APPLE_MIGHTYMOUSE 0x0304
+#define USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI       0x020e
+#define USB_DEVICE_ID_APPLE_FOUNTAIN_ISO        0x020f
+#define USB_DEVICE_ID_APPLE_GEYSER_ANSI 0x0214
+#define USB_DEVICE_ID_APPLE_GEYSER_ISO  0x0215
+#define USB_DEVICE_ID_APPLE_GEYSER_JIS  0x0216
+#define USB_DEVICE_ID_APPLE_GEYSER3_ANSI        0x0217
+#define USB_DEVICE_ID_APPLE_GEYSER3_ISO 0x0218
+#define USB_DEVICE_ID_APPLE_GEYSER3_JIS 0x0219
+#define USB_DEVICE_ID_APPLE_GEYSER4_ANSI        0x021a
+#define USB_DEVICE_ID_APPLE_GEYSER4_ISO 0x021b
+#define USB_DEVICE_ID_APPLE_GEYSER4_JIS 0x021c
+#define USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY    0x030a
+#define USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY     0x030b
 
 #define USB_VENDOR_ID_CHERRY            0x046a
 #define USB_DEVICE_ID_CHERRY_CYMOTION   0x0023
@@ -1797,16 +1824,19 @@ static const struct hid_blacklist {
 
         { USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION, HID_QUIRK_CYMOTION },
 
-        { USB_VENDOR_ID_APPLE, 0x020E, HID_QUIRK_POWERBOOK_HAS_FN },
-        { USB_VENDOR_ID_APPLE, 0x020F, HID_QUIRK_POWERBOOK_HAS_FN },
-        { USB_VENDOR_ID_APPLE, 0x0214, HID_QUIRK_POWERBOOK_HAS_FN },
-        { USB_VENDOR_ID_APPLE, 0x0215, HID_QUIRK_POWERBOOK_HAS_FN },
-        { USB_VENDOR_ID_APPLE, 0x0216, HID_QUIRK_POWERBOOK_HAS_FN },
-        { USB_VENDOR_ID_APPLE, 0x0217, HID_QUIRK_POWERBOOK_HAS_FN },
-        { USB_VENDOR_ID_APPLE, 0x0218, HID_QUIRK_POWERBOOK_HAS_FN },
-        { USB_VENDOR_ID_APPLE, 0x0219, HID_QUIRK_POWERBOOK_HAS_FN },
-        { USB_VENDOR_ID_APPLE, 0x030A, HID_QUIRK_POWERBOOK_HAS_FN },
-        { USB_VENDOR_ID_APPLE, 0x030B, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_ISO, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_ISO, HID_QUIRK_POWERBOOK_HAS_FN | HID_QUIRK_POWERBOOK_ISO_KEYBOARD},
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER3_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ANSI, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_ISO, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER4_JIS, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_FOUNTAIN_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY, HID_QUIRK_POWERBOOK_HAS_FN },
 
         { USB_VENDOR_ID_PANJIT, 0x0001, HID_QUIRK_IGNORE },
         { USB_VENDOR_ID_PANJIT, 0x0002, HID_QUIRK_IGNORE },
@@ -1839,13 +1869,13 @@ static void hid_find_max_report(struct hid_device *hid, unsigned int type, int *
 
 static int hid_alloc_buffers(struct usb_device *dev, struct hid_device *hid)
 {
-        if (!(hid->inbuf = usb_buffer_alloc(dev, hid->bufsize, SLAB_ATOMIC, &hid->inbuf_dma)))
+        if (!(hid->inbuf = usb_buffer_alloc(dev, hid->bufsize, GFP_ATOMIC, &hid->inbuf_dma)))
                 return -1;
-        if (!(hid->outbuf = usb_buffer_alloc(dev, hid->bufsize, SLAB_ATOMIC, &hid->outbuf_dma)))
+        if (!(hid->outbuf = usb_buffer_alloc(dev, hid->bufsize, GFP_ATOMIC, &hid->outbuf_dma)))
                 return -1;
-        if (!(hid->cr = usb_buffer_alloc(dev, sizeof(*(hid->cr)), SLAB_ATOMIC, &hid->cr_dma)))
+        if (!(hid->cr = usb_buffer_alloc(dev, sizeof(*(hid->cr)), GFP_ATOMIC, &hid->cr_dma)))
                 return -1;
-        if (!(hid->ctrlbuf = usb_buffer_alloc(dev, hid->bufsize, SLAB_ATOMIC, &hid->ctrlbuf_dma)))
+        if (!(hid->ctrlbuf = usb_buffer_alloc(dev, hid->bufsize, GFP_ATOMIC, &hid->ctrlbuf_dma)))
                 return -1;
 
         return 0;
@@ -1989,7 +2019,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
                 if (hid->collection->usage == HID_GD_MOUSE && hid_mousepoll_interval > 0)
                         interval = hid_mousepoll_interval;
 
-                if (endpoint->bEndpointAddress & USB_DIR_IN) {
+                if (usb_endpoint_dir_in(endpoint)) {
                         if (hid->urbin)
                                 continue;
                         if (!(hid->urbin = usb_alloc_urb(0, GFP_KERNEL)))
@@ -2019,7 +2049,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
 
         init_waitqueue_head(&hid->wait);
 
-        INIT_WORK(&hid->reset_work, hid_reset, hid);
+        INIT_WORK(&hid->reset_work, hid_reset);
         setup_timer(&hid->io_retry, hid_retry_timeout, (unsigned long) hid);
 
         spin_lock_init(&hid->inlock);
@@ -2071,13 +2101,9 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
         return hid;
 
 fail:
-
-        if (hid->urbin)
-                usb_free_urb(hid->urbin);
-        if (hid->urbout)
-                usb_free_urb(hid->urbout);
-        if (hid->urbctrl)
-                usb_free_urb(hid->urbctrl);
+        usb_free_urb(hid->urbin);
+        usb_free_urb(hid->urbout);
+        usb_free_urb(hid->urbctrl);
         hid_free_buffers(dev, hid);
         hid_free_device(hid);
 
@@ -2108,8 +2134,7 @@ static void hid_disconnect(struct usb_interface *intf)
 
         usb_free_urb(hid->urbin);
         usb_free_urb(hid->urbctrl);
-        if (hid->urbout)
-                usb_free_urb(hid->urbout);
+        usb_free_urb(hid->urbout);
 
         hid_free_buffers(hid->dev, hid);
         hid_free_device(hid);
diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c
index c8ce65c70a42..3a7e5fbff025 100644
--- a/drivers/usb/input/hid-input.c
+++ b/drivers/usb/input/hid-input.c
@@ -121,6 +121,12 @@ static struct hidinput_key_translation powerbook_numlock_keys[] = {
         { }
 };
 
+static struct hidinput_key_translation powerbook_iso_keyboard[] = {
+        { KEY_GRAVE,    KEY_102ND },
+        { KEY_102ND,    KEY_GRAVE },
+        { }
+};
+
 static int usbhid_pb_fnmode = 1;
 module_param_named(pb_fnmode, usbhid_pb_fnmode, int, 0644);
 MODULE_PARM_DESC(pb_fnmode,
@@ -195,6 +201,14 @@ static int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
                 }
         }
 
+        if (hid->quirks & HID_QUIRK_POWERBOOK_ISO_KEYBOARD) {
+                trans = find_translation(powerbook_iso_keyboard, usage->code);
+                if (trans) {
+                        input_event(input, usage->type, trans->to, value);
+                        return 1;
+                }
+        }
+
         return 0;
 }
 
@@ -210,6 +224,9 @@ static void hidinput_pb_setup(struct input_dev *input)
 
         for (trans = powerbook_numlock_keys; trans->from; trans++)
                 set_bit(trans->to, input->keybit);
+
+        for (trans = powerbook_iso_keyboard; trans->from; trans++)
+                set_bit(trans->to, input->keybit);
 }
 #else
 static inline int hidinput_pb_event(struct hid_device *hid, struct input_dev *input,
diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h
index 8aa9ec08e8ab..76ad68d9edfd 100644
--- a/drivers/usb/input/hid.h
+++ b/drivers/usb/input/hid.h
@@ -260,7 +260,8 @@ struct hid_item {
 #define HID_QUIRK_POWERBOOK_HAS_FN              0x00001000
 #define HID_QUIRK_POWERBOOK_FN_ON               0x00002000
 #define HID_QUIRK_INVERT_HWHEEL                 0x00004000
-#define HID_QUIRK_BAD_RELATIVE_KEYS             0x00008000
+#define HID_QUIRK_POWERBOOK_ISO_KEYBOARD        0x00008000
+#define HID_QUIRK_BAD_RELATIVE_KEYS             0x00010000
 
 /*
  * This is the global environment of the parser. This information is
@@ -385,6 +386,7 @@ struct hid_control_fifo {
 #define HID_IN_RUNNING          3
 #define HID_RESET_PENDING       4
 #define HID_SUSPENDED           5
+#define HID_CLEAR_HALT          6
 
 struct hid_input {
         struct list_head list;
diff --git a/drivers/usb/input/keyspan_remote.c b/drivers/usb/input/keyspan_remote.c
index 50aa8108a50b..98bd323369c7 100644
--- a/drivers/usb/input/keyspan_remote.c
+++ b/drivers/usb/input/keyspan_remote.c
@@ -456,7 +456,7 @@ static int keyspan_probe(struct usb_interface *interface, const struct usb_devic
         remote->in_endpoint = endpoint;
         remote->toggle = -1;    /* Set to -1 so we will always not match the toggle from the first remote message. */
 
-        remote->in_buffer = usb_buffer_alloc(udev, RECV_SIZE, SLAB_ATOMIC, &remote->in_dma);
+        remote->in_buffer = usb_buffer_alloc(udev, RECV_SIZE, GFP_ATOMIC, &remote->in_dma);
         if (!remote->in_buffer) {
                 retval = -ENOMEM;
                 goto fail1;
diff --git a/drivers/usb/input/mtouchusb.c b/drivers/usb/input/mtouchusb.c
index 79a85d46cb13..92c4e07da4c8 100644
--- a/drivers/usb/input/mtouchusb.c
+++ b/drivers/usb/input/mtouchusb.c
@@ -164,7 +164,7 @@ static int mtouchusb_alloc_buffers(struct usb_device *udev, struct mtouch_usb *m
         dbg("%s - called", __FUNCTION__);
 
         mtouch->data = usb_buffer_alloc(udev, MTOUCHUSB_REPORT_DATA_SIZE,
-                                        SLAB_ATOMIC, &mtouch->data_dma);
+                                        GFP_ATOMIC, &mtouch->data_dma);
 
         if (!mtouch->data)
                 return -1;
diff --git a/drivers/usb/input/powermate.c b/drivers/usb/input/powermate.c
index 0bf91778c40d..fea97e5437f8 100644
--- a/drivers/usb/input/powermate.c
+++ b/drivers/usb/input/powermate.c
@@ -277,12 +277,12 @@ static int powermate_input_event(struct input_dev *dev, unsigned int type, unsig
 static int powermate_alloc_buffers(struct usb_device *udev, struct powermate_device *pm)
 {
         pm->data = usb_buffer_alloc(udev, POWERMATE_PAYLOAD_SIZE_MAX,
-                                    SLAB_ATOMIC, &pm->data_dma);
+                                    GFP_ATOMIC, &pm->data_dma);
         if (!pm->data)
                 return -1;
 
         pm->configcr = usb_buffer_alloc(udev, sizeof(*(pm->configcr)),
-                                        SLAB_ATOMIC, &pm->configcr_dma);
+                                        GFP_ATOMIC, &pm->configcr_dma);
         if (!pm->configcr)
                 return -1;
 
diff --git a/drivers/usb/input/touchkitusb.c b/drivers/usb/input/touchkitusb.c
index 05c0d1ca39ab..2a314b065922 100644
--- a/drivers/usb/input/touchkitusb.c
+++ b/drivers/usb/input/touchkitusb.c
@@ -248,7 +248,7 @@ static int touchkit_alloc_buffers(struct usb_device *udev,
                                   struct touchkit_usb *touchkit)
 {
         touchkit->data = usb_buffer_alloc(udev, TOUCHKIT_REPORT_DATA_SIZE,
-                                          SLAB_ATOMIC, &touchkit->data_dma);
+                                          GFP_ATOMIC, &touchkit->data_dma);
 
         if (!touchkit->data)
                 return -1;
diff --git a/drivers/usb/input/usbkbd.c b/drivers/usb/input/usbkbd.c
index c73285cf8558..8505824848f6 100644
--- a/drivers/usb/input/usbkbd.c
+++ b/drivers/usb/input/usbkbd.c
@@ -122,7 +122,7 @@ static void usb_kbd_irq(struct urb *urb)
         memcpy(kbd->old, kbd->new, 8);
 
 resubmit:
-        i = usb_submit_urb (urb, SLAB_ATOMIC);
+        i = usb_submit_urb (urb, GFP_ATOMIC);
         if (i)
                 err ("can't resubmit intr, %s-%s/input0, status %d",
                                 kbd->usbdev->bus->bus_name,
@@ -196,11 +196,11 @@ static int usb_kbd_alloc_mem(struct usb_device *dev, struct usb_kbd *kbd)
                 return -1;
         if (!(kbd->led = usb_alloc_urb(0, GFP_KERNEL)))
                 return -1;
-        if (!(kbd->new = usb_buffer_alloc(dev, 8, SLAB_ATOMIC, &kbd->new_dma)))
+        if (!(kbd->new = usb_buffer_alloc(dev, 8, GFP_ATOMIC, &kbd->new_dma)))
                 return -1;
-        if (!(kbd->cr = usb_buffer_alloc(dev, sizeof(struct usb_ctrlrequest), SLAB_ATOMIC, &kbd->cr_dma)))
+        if (!(kbd->cr = usb_buffer_alloc(dev, sizeof(struct usb_ctrlrequest), GFP_ATOMIC, &kbd->cr_dma)))
                 return -1;
-        if (!(kbd->leds = usb_buffer_alloc(dev, 1, SLAB_ATOMIC, &kbd->leds_dma)))
+        if (!(kbd->leds = usb_buffer_alloc(dev, 1, GFP_ATOMIC, &kbd->leds_dma)))
                 return -1;
 
         return 0;
@@ -208,10 +208,8 @@ static int usb_kbd_alloc_mem(struct usb_device *dev, struct usb_kbd *kbd)
 
 static void usb_kbd_free_mem(struct usb_device *dev, struct usb_kbd *kbd)
 {
-        if (kbd->irq)
-                usb_free_urb(kbd->irq);
-        if (kbd->led)
-                usb_free_urb(kbd->led);
+        usb_free_urb(kbd->irq);
+        usb_free_urb(kbd->led);
         if (kbd->new)
                 usb_buffer_free(dev, 8, kbd->new, kbd->new_dma);
         if (kbd->cr)
@@ -236,9 +234,7 @@ static int usb_kbd_probe(struct usb_interface *iface,
                 return -ENODEV;
 
         endpoint = &interface->endpoint[0].desc;
-        if (!(endpoint->bEndpointAddress & USB_DIR_IN))
-                return -ENODEV;
-        if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT)
+        if (!usb_endpoint_is_int_in(endpoint))
                 return -ENODEV;
 
         pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
diff --git a/drivers/usb/input/usbmouse.c b/drivers/usb/input/usbmouse.c
index cbbbea332ed7..64a33e420cfb 100644
--- a/drivers/usb/input/usbmouse.c
+++ b/drivers/usb/input/usbmouse.c
@@ -86,7 +86,7 @@ static void usb_mouse_irq(struct urb *urb)
 
         input_sync(dev);
 resubmit:
-        status = usb_submit_urb (urb, SLAB_ATOMIC);
+        status = usb_submit_urb (urb, GFP_ATOMIC);
         if (status)
                 err ("can't resubmit intr, %s-%s/input0, status %d",
                                 mouse->usbdev->bus->bus_name,
@@ -126,9 +126,7 @@ static int usb_mouse_probe(struct usb_interface *intf, const struct usb_device_i
                 return -ENODEV;
 
         endpoint = &interface->endpoint[0].desc;
-        if (!(endpoint->bEndpointAddress & USB_DIR_IN))
-                return -ENODEV;
-        if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT)
+        if (!usb_endpoint_is_int_in(endpoint))
                 return -ENODEV;
 
         pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
@@ -139,7 +137,7 @@ static int usb_mouse_probe(struct usb_interface *intf, const struct usb_device_i
         if (!mouse || !input_dev)
                 goto fail1;
 
-        mouse->data = usb_buffer_alloc(dev, 8, SLAB_ATOMIC, &mouse->data_dma);
+        mouse->data = usb_buffer_alloc(dev, 8, GFP_ATOMIC, &mouse->data_dma);
         if (!mouse->data)
                 goto fail1;
 
diff --git a/drivers/usb/input/usbtouchscreen.c b/drivers/usb/input/usbtouchscreen.c
index 933ceddf3dee..7f3c57da9bc0 100644
--- a/drivers/usb/input/usbtouchscreen.c
+++ b/drivers/usb/input/usbtouchscreen.c
@@ -8,6 +8,7 @@
  *  - PanJit TouchSet
  *  - eTurboTouch
  *  - Gunze AHL61
+ *  - DMC TSC-10/25
  *
  * Copyright (C) 2004-2006 by Daniel Ritz <daniel.ritz@gmx.ch>
  * Copyright (C) by Todd E. Johnson (mtouchusb.c)
@@ -30,6 +31,8 @@
  * - ITM parts are from itmtouch.c
  * - 3M parts are from mtouchusb.c
  * - PanJit parts are from an unmerged driver by Lanslott Gish
+ * - DMC TSC 10/25 are from Holger Schurig, with ideas from an unmerged
+ *   driver from Marius Vollmer
  *
  *****************************************************************************/
 
@@ -44,7 +47,7 @@
 #include <linux/usb/input.h>
 
 
-#define DRIVER_VERSION          "v0.4"
+#define DRIVER_VERSION          "v0.5"
 #define DRIVER_AUTHOR           "Daniel Ritz <daniel.ritz@gmx.ch>"
 #define DRIVER_DESC             "USB Touchscreen Driver"
 
@@ -103,6 +106,7 @@ enum {
         DEVTYPE_ITM,
         DEVTYPE_ETURBO,
         DEVTYPE_GUNZE,
+        DEVTYPE_DMC_TSC10,
 };
 
 static struct usb_device_id usbtouch_devices[] = {
@@ -139,6 +143,10 @@ static struct usb_device_id usbtouch_devices[] = {
         {USB_DEVICE(0x0637, 0x0001), .driver_info = DEVTYPE_GUNZE},
 #endif
 
+#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10
+        {USB_DEVICE(0x0afa, 0x03e8), .driver_info = DEVTYPE_DMC_TSC10},
+#endif
+
         {}
 };
 
@@ -313,6 +321,80 @@ static int gunze_read_data(unsigned char *pkt, int *x, int *y, int *touch, int *
 #endif
 
 /*****************************************************************************
+ * DMC TSC-10/25 Part
+ *
+ * Documentation about the controller and it's protocol can be found at
+ *   http://www.dmccoltd.com/files/controler/tsc10usb_pi_e.pdf
+ *   http://www.dmccoltd.com/files/controler/tsc25_usb_e.pdf
+ */
+#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10
+
+/* supported data rates. currently using 130 */
+#define TSC10_RATE_POINT        0x50
+#define TSC10_RATE_30           0x40
+#define TSC10_RATE_50           0x41
+#define TSC10_RATE_80           0x42
+#define TSC10_RATE_100          0x43
+#define TSC10_RATE_130          0x44
+#define TSC10_RATE_150          0x45
+
+/* commands */
+#define TSC10_CMD_RESET         0x55
+#define TSC10_CMD_RATE          0x05
+#define TSC10_CMD_DATA1         0x01
+
+static int dmc_tsc10_init(struct usbtouch_usb *usbtouch)
+{
+        struct usb_device *dev = usbtouch->udev;
+        int ret;
+        unsigned char buf[2];
+
+        /* reset */
+        buf[0] = buf[1] = 0xFF;
+        ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0),
+                              TSC10_CMD_RESET,
+                              USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+                              0, 0, buf, 2, USB_CTRL_SET_TIMEOUT);
+        if (ret < 0)
+                return ret;
+        if (buf[0] != 0x06 || buf[1] != 0x00)
+                return -ENODEV;
+
+        /* set coordinate output rate */
+        buf[0] = buf[1] = 0xFF;
+        ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0),
+                              TSC10_CMD_RATE,
+                              USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+                              TSC10_RATE_150, 0, buf, 2, USB_CTRL_SET_TIMEOUT);
+        if (ret < 0)
+                return ret;
+        if (buf[0] != 0x06 || buf[1] != 0x00)
+                return -ENODEV;
+
+        /* start sending data */
+        ret = usb_control_msg(dev, usb_rcvctrlpipe (dev, 0),
+                              TSC10_CMD_DATA1,
+                              USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
+                              0, 0, NULL, 0, USB_CTRL_SET_TIMEOUT);
+        if (ret < 0)
+                return ret;
+
+        return 0;
+}
+
+
+static int dmc_tsc10_read_data(unsigned char *pkt, int *x, int *y, int *touch, int *press)
+{
+        *x = ((pkt[2] & 0x03) << 8) | pkt[1];
+        *y = ((pkt[4] & 0x03) << 8) | pkt[3];
+        *touch = pkt[0] & 0x01;
+
+        return 1;
+}
+#endif
+
+
+/*****************************************************************************
  * the different device descriptors
  */
 static struct usbtouch_device_info usbtouch_dev_info[] = {
@@ -389,6 +471,18 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
                 .read_data      = gunze_read_data,
         },
 #endif
+
+#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10
+        [DEVTYPE_DMC_TSC10] = {
+                .min_xc         = 0x0,
+                .max_xc         = 0x03ff,
+                .min_yc         = 0x0,
+                .max_yc         = 0x03ff,
+                .rept_size      = 5,
+                .init           = dmc_tsc10_init,
+                .read_data      = dmc_tsc10_read_data,
+        },
+#endif
 };
 
 
@@ -586,7 +680,7 @@ static int usbtouch_probe(struct usb_interface *intf,
                 type->process_pkt = usbtouch_process_pkt;
 
         usbtouch->data = usb_buffer_alloc(udev, type->rept_size,
-                                          SLAB_KERNEL, &usbtouch->data_dma);
+                                          GFP_KERNEL, &usbtouch->data_dma);
         if (!usbtouch->data)
                 goto out_free;
 
diff --git a/drivers/usb/input/wacom.h b/drivers/usb/input/wacom.h
index 1cf08f02c50e..d85abfc5ab58 100644
--- a/drivers/usb/input/wacom.h
+++ b/drivers/usb/input/wacom.h
@@ -110,7 +110,6 @@ struct wacom_combo {
 };
 
 extern int wacom_wac_irq(struct wacom_wac * wacom_wac, void * wcombo);
-extern void wacom_sys_irq(struct urb *urb);
 extern void wacom_report_abs(void *wcombo, unsigned int abs_type, int abs_data);
 extern void wacom_report_rel(void *wcombo, unsigned int rel_type, int rel_data);
 extern void wacom_report_key(void *wcombo, unsigned int key_type, int key_data);
diff --git a/drivers/usb/input/wacom_sys.c b/drivers/usb/input/wacom_sys.c
index 3498b893b53b..e7cc20ab8155 100644
--- a/drivers/usb/input/wacom_sys.c
+++ b/drivers/usb/input/wacom_sys.c
@@ -42,7 +42,7 @@ static struct input_dev * get_input_dev(struct wacom_combo *wcombo)
         return wcombo->wacom->dev;
 }
 
-void wacom_sys_irq(struct urb *urb)
+static void wacom_sys_irq(struct urb *urb)
 {
         struct wacom *wacom = urb->context;
         struct wacom_combo wcombo;
diff --git a/drivers/usb/input/xpad.c b/drivers/usb/input/xpad.c
index df97e5c803f9..e4bc76ebc835 100644
--- a/drivers/usb/input/xpad.c
+++ b/drivers/usb/input/xpad.c
@@ -325,7 +325,7 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id
                 goto fail1;
 
         xpad->idata = usb_buffer_alloc(udev, XPAD_PKT_LEN,
-                                       SLAB_ATOMIC, &xpad->idata_dma);
+                                       GFP_ATOMIC, &xpad->idata_dma);
         if (!xpad->idata)
                 goto fail1;
 
diff --git a/drivers/usb/input/yealink.c b/drivers/usb/input/yealink.c
index 905bf6398257..caff8e6d7448 100644
--- a/drivers/usb/input/yealink.c
+++ b/drivers/usb/input/yealink.c
@@ -859,10 +859,8 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 
         interface = intf->cur_altsetting;
         endpoint = &interface->endpoint[0].desc;
-        if (!(endpoint->bEndpointAddress & USB_DIR_IN))
-                return -EIO;
-        if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) != USB_ENDPOINT_XFER_INT)
-                return -EIO;
+        if (!usb_endpoint_is_int_in(endpoint))
+                return -ENODEV;
 
         yld = kzalloc(sizeof(struct yealink_dev), GFP_KERNEL);
         if (!yld)
@@ -876,17 +874,17 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 
         /* allocate usb buffers */
         yld->irq_data = usb_buffer_alloc(udev, USB_PKT_LEN,
-                                        SLAB_ATOMIC, &yld->irq_dma);
+                                        GFP_ATOMIC, &yld->irq_dma);
         if (yld->irq_data == NULL)
                 return usb_cleanup(yld, -ENOMEM);
 
         yld->ctl_data = usb_buffer_alloc(udev, USB_PKT_LEN,
-                                        SLAB_ATOMIC, &yld->ctl_dma);
+                                        GFP_ATOMIC, &yld->ctl_dma);
         if (!yld->ctl_data)
                 return usb_cleanup(yld, -ENOMEM);
 
         yld->ctl_req = usb_buffer_alloc(udev, sizeof(*(yld->ctl_req)),
-                                        SLAB_ATOMIC, &yld->ctl_req_dma);
+                                        GFP_ATOMIC, &yld->ctl_req_dma);
         if (yld->ctl_req == NULL)
                 return usb_cleanup(yld, -ENOMEM);
 
diff --git a/drivers/usb/misc/Makefile b/drivers/usb/misc/Makefile
index 11dc59540cda..2cba07d31971 100644
--- a/drivers/usb/misc/Makefile
+++ b/drivers/usb/misc/Makefile
@@ -4,6 +4,7 @@
 #
 
 obj-$(CONFIG_USB_ADUTUX)        += adutux.o
+obj-$(CONFIG_USB_APPLEDISPLAY)  += appledisplay.o
 obj-$(CONFIG_USB_AUERSWALD)     += auerswald.o
 obj-$(CONFIG_USB_CYPRESS_CY7C63)+= cypress_cy7c63.o
 obj-$(CONFIG_USB_CYTHERM)       += cytherm.o
diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c
index 6b23a1def9fe..02cbb7fff24f 100644
--- a/drivers/usb/misc/appledisplay.c
+++ b/drivers/usb/misc/appledisplay.c
@@ -76,7 +76,7 @@ struct appledisplay {
         char *urbdata;                  /* interrupt URB data buffer */
         char *msgdata;                  /* control message data buffer */
 
-        struct work_struct work;
+        struct delayed_work work;
         int button_pressed;
         spinlock_t lock;
 };
@@ -117,7 +117,7 @@ static void appledisplay_complete(struct urb *urb)
         case ACD_BTN_BRIGHT_UP:
         case ACD_BTN_BRIGHT_DOWN:
                 pdata->button_pressed = 1;
-                queue_work(wq, &pdata->work);
+                queue_delayed_work(wq, &pdata->work, 0);
                 break;
         case ACD_BTN_NONE:
         default:
@@ -184,9 +184,10 @@ static struct backlight_properties appledisplay_bl_data = {
         .max_brightness = 0xFF
 };
 
-static void appledisplay_work(void *private)
+static void appledisplay_work(struct work_struct *work)
 {
-        struct appledisplay *pdata = private;
+        struct appledisplay *pdata =
+                container_of(work, struct appledisplay, work.work);
         int retval;
 
         up(&pdata->bd->sem);
@@ -216,10 +217,7 @@ static int appledisplay_probe(struct usb_interface *iface,
         iface_desc = iface->cur_altsetting;
         for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) {
                 endpoint = &iface_desc->endpoint[i].desc;
-                if (!int_in_endpointAddr &&
-                    (endpoint->bEndpointAddress & USB_DIR_IN) &&
-                    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-                     USB_ENDPOINT_XFER_INT)) {
+                if (!int_in_endpointAddr && usb_endpoint_is_int_in(endpoint)) {
                         /* we found an interrupt in endpoint */
                         int_in_endpointAddr = endpoint->bEndpointAddress;
                         break;
@@ -241,7 +239,7 @@ static int appledisplay_probe(struct usb_interface *iface,
         pdata->udev = udev;
 
         spin_lock_init(&pdata->lock);
-        INIT_WORK(&pdata->work, appledisplay_work, pdata);
+        INIT_DELAYED_WORK(&pdata->work, appledisplay_work);
 
         /* Allocate buffer for control messages */
         pdata->msgdata = kmalloc(ACD_MSG_BUFFER_LEN, GFP_KERNEL);
diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c
index 0be9d62d62ae..c703f73e1655 100644
--- a/drivers/usb/misc/auerswald.c
+++ b/drivers/usb/misc/auerswald.c
@@ -704,9 +704,7 @@ static void auerbuf_free (pauerbuf_t bp)
 {
         kfree(bp->bufp);
         kfree(bp->dr);
-        if (bp->urbp) {
-                usb_free_urb(bp->urbp);
-        }
+        usb_free_urb(bp->urbp);
         kfree(bp);
 }
 
@@ -780,7 +778,7 @@ static int auerbuf_setup (pauerbufctl_t bcp, unsigned int numElements, unsigned
 
 bl_fail:/* not enough memory. Free allocated elements */
         dbg ("auerbuf_setup: no more memory");
-        kfree(bep);
+        auerbuf_free(bep);
         auerbuf_free_buffers (bcp);
         return -ENOMEM;
 }
@@ -1155,8 +1153,7 @@ static void auerswald_int_release (pauerswald_t cp)
         dbg ("auerswald_int_release");
 
         /* stop the int endpoint */
-        if (cp->inturbp)
-                usb_kill_urb (cp->inturbp);
+        usb_kill_urb (cp->inturbp);
 
         /* deallocate memory */
         auerswald_int_free (cp);
diff --git a/drivers/usb/misc/emi26.c b/drivers/usb/misc/emi26.c
index 1fd9cb85f4ca..5c0a26cbd128 100644
--- a/drivers/usb/misc/emi26.c
+++ b/drivers/usb/misc/emi26.c
@@ -53,13 +53,12 @@ static void __exit emi26_exit (void);
 static int emi26_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request)
 {
         int result;
-        unsigned char *buffer =  kmalloc (length, GFP_KERNEL);
+        unsigned char *buffer =  kmemdup(data, length, GFP_KERNEL);
 
         if (!buffer) {
                 err("emi26: kmalloc(%d) failed.", length);
                 return -ENOMEM;
         }
-        memcpy (buffer, data, length);
         /* Note: usb_control_msg returns negative value on error or length of the
          *               data that was written! */
         result = usb_control_msg (dev, usb_sndctrlpipe(dev, 0), request, 0x40, address, 0, buffer, length, 300);
diff --git a/drivers/usb/misc/emi62.c b/drivers/usb/misc/emi62.c
index fe351371f274..23153eac0dfa 100644
--- a/drivers/usb/misc/emi62.c
+++ b/drivers/usb/misc/emi62.c
@@ -61,13 +61,12 @@ static void __exit emi62_exit (void);
 static int emi62_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request)
 {
         int result;
-        unsigned char *buffer =  kmalloc (length, GFP_KERNEL);
+        unsigned char *buffer =  kmemdup(data, length, GFP_KERNEL);
 
         if (!buffer) {
                 err("emi62: kmalloc(%d) failed.", length);
                 return -ENOMEM;
         }
-        memcpy (buffer, data, length);
         /* Note: usb_control_msg returns negative value on error or length of the
          *               data that was written! */
         result = usb_control_msg (dev, usb_sndctrlpipe(dev, 0), request, 0x40, address, 0, buffer, length, 300);
diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c
index 9b591b8b9369..18b1925032a8 100644
--- a/drivers/usb/misc/ftdi-elan.c
+++ b/drivers/usb/misc/ftdi-elan.c
@@ -156,9 +156,9 @@ struct usb_ftdi {
         struct usb_device *udev;
         struct usb_interface *interface;
         struct usb_class_driver *class;
-        struct work_struct status_work;
-        struct work_struct command_work;
-        struct work_struct respond_work;
+        struct delayed_work status_work;
+        struct delayed_work command_work;
+        struct delayed_work respond_work;
         struct u132_platform_data platform_data;
         struct resource resources[0];
         struct platform_device platform_dev;
@@ -210,23 +210,14 @@ static void ftdi_elan_init_kref(struct usb_ftdi *ftdi)
 
 static void ftdi_status_requeue_work(struct usb_ftdi *ftdi, unsigned int delta)
 {
-        if (delta > 0) {
-                if (queue_delayed_work(status_queue, &ftdi->status_work, delta))
-                        return;
-        } else if (queue_work(status_queue, &ftdi->status_work))
-                return;
-        kref_put(&ftdi->kref, ftdi_elan_delete);
-        return;
+        if (!queue_delayed_work(status_queue, &ftdi->status_work, delta))
+                kref_put(&ftdi->kref, ftdi_elan_delete);
 }
 
 static void ftdi_status_queue_work(struct usb_ftdi *ftdi, unsigned int delta)
 {
-        if (delta > 0) {
-                if (queue_delayed_work(status_queue, &ftdi->status_work, delta))
-                        kref_get(&ftdi->kref);
-        } else if (queue_work(status_queue, &ftdi->status_work))
-                kref_get(&ftdi->kref);
-        return;
+        if (queue_delayed_work(status_queue, &ftdi->status_work, delta))
+                kref_get(&ftdi->kref);
 }
 
 static void ftdi_status_cancel_work(struct usb_ftdi *ftdi)
@@ -237,25 +228,14 @@ static void ftdi_status_cancel_work(struct usb_ftdi *ftdi)
 
 static void ftdi_command_requeue_work(struct usb_ftdi *ftdi, unsigned int delta)
 {
-        if (delta > 0) {
-                if (queue_delayed_work(command_queue, &ftdi->command_work,
-                        delta))
-                        return;
-        } else if (queue_work(command_queue, &ftdi->command_work))
-                return;
-        kref_put(&ftdi->kref, ftdi_elan_delete);
-        return;
+        if (!queue_delayed_work(command_queue, &ftdi->command_work, delta))
+                kref_put(&ftdi->kref, ftdi_elan_delete);
 }
 
 static void ftdi_command_queue_work(struct usb_ftdi *ftdi, unsigned int delta)
 {
-        if (delta > 0) {
-                if (queue_delayed_work(command_queue, &ftdi->command_work,
-                        delta))
-                        kref_get(&ftdi->kref);
-        } else if (queue_work(command_queue, &ftdi->command_work))
-                kref_get(&ftdi->kref);
-        return;
+        if (queue_delayed_work(command_queue, &ftdi->command_work, delta))
+                kref_get(&ftdi->kref);
 }
 
 static void ftdi_command_cancel_work(struct usb_ftdi *ftdi)
@@ -267,25 +247,14 @@ static void ftdi_command_cancel_work(struct usb_ftdi *ftdi)
 static void ftdi_response_requeue_work(struct usb_ftdi *ftdi,
         unsigned int delta)
 {
-        if (delta > 0) {
-                if (queue_delayed_work(respond_queue, &ftdi->respond_work,
-                        delta))
-                        return;
-        } else if (queue_work(respond_queue, &ftdi->respond_work))
-                return;
-        kref_put(&ftdi->kref, ftdi_elan_delete);
-        return;
+        if (!queue_delayed_work(respond_queue, &ftdi->respond_work, delta))
+                kref_put(&ftdi->kref, ftdi_elan_delete);
 }
 
 static void ftdi_respond_queue_work(struct usb_ftdi *ftdi, unsigned int delta)
 {
-        if (delta > 0) {
-                if (queue_delayed_work(respond_queue, &ftdi->respond_work,
-                        delta))
-                        kref_get(&ftdi->kref);
-        } else if (queue_work(respond_queue, &ftdi->respond_work))
-                kref_get(&ftdi->kref);
-        return;
+        if (queue_delayed_work(respond_queue, &ftdi->respond_work, delta))
+                kref_get(&ftdi->kref);
 }
 
 static void ftdi_response_cancel_work(struct usb_ftdi *ftdi)
@@ -303,7 +272,7 @@ void ftdi_elan_gone_away(struct platform_device *pdev)
 
 
 EXPORT_SYMBOL_GPL(ftdi_elan_gone_away);
-void ftdi_release_platform_dev(struct device *dev)
+static void ftdi_release_platform_dev(struct device *dev)
 {
         dev->parent = NULL;
 }
@@ -475,9 +444,11 @@ static void ftdi_elan_kick_command_queue(struct usb_ftdi *ftdi)
         return;
 }
 
-static void ftdi_elan_command_work(void *data)
+static void ftdi_elan_command_work(struct work_struct *work)
 {
-        struct usb_ftdi *ftdi = data;
+        struct usb_ftdi *ftdi =
+                container_of(work, struct usb_ftdi, command_work.work);
+
         if (ftdi->disconnected > 0) {
                 ftdi_elan_put_kref(ftdi);
                 return;
@@ -500,9 +471,10 @@ static void ftdi_elan_kick_respond_queue(struct usb_ftdi *ftdi)
         return;
 }
 
-static void ftdi_elan_respond_work(void *data)
+static void ftdi_elan_respond_work(struct work_struct *work)
 {
-        struct usb_ftdi *ftdi = data;
+        struct usb_ftdi *ftdi =
+                container_of(work, struct usb_ftdi, respond_work.work);
         if (ftdi->disconnected > 0) {
                 ftdi_elan_put_kref(ftdi);
                 return;
@@ -534,9 +506,10 @@ static void ftdi_elan_respond_work(void *data)
 * after the FTDI has been synchronized
 *
 */
-static void ftdi_elan_status_work(void *data)
+static void ftdi_elan_status_work(struct work_struct *work)
 {
-        struct usb_ftdi *ftdi = data;
+        struct usb_ftdi *ftdi =
+                container_of(work, struct usb_ftdi, status_work.work);
         int work_delay_in_msec = 0;
         if (ftdi->disconnected > 0) {
                 ftdi_elan_put_kref(ftdi);
@@ -1426,14 +1399,6 @@ static int ftdi_elan_read_reg(struct usb_ftdi *ftdi, u32 *data)
         }
 }
 
-int usb_ftdi_elan_read_reg(struct platform_device *pdev, u32 *data)
-{
-        struct usb_ftdi *ftdi = platform_device_to_usb_ftdi(pdev);
-        return ftdi_elan_read_reg(ftdi, data);
-}
-
-
-EXPORT_SYMBOL_GPL(usb_ftdi_elan_read_reg);
 static int ftdi_elan_read_config(struct usb_ftdi *ftdi, int config_offset,
         u8 width, u32 *data)
 {
@@ -2633,10 +2598,7 @@ static int ftdi_elan_probe(struct usb_interface *interface,
         for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
                 endpoint = &iface_desc->endpoint[i].desc;
                 if (!ftdi->bulk_in_endpointAddr &&
-                        ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK)
-                        == USB_DIR_IN) && ((endpoint->bmAttributes &
-                        USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK))
-                        {
+                    usb_endpoint_is_bulk_in(endpoint)) {
                         buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
                         ftdi->bulk_in_size = buffer_size;
                         ftdi->bulk_in_endpointAddr = endpoint->bEndpointAddress;
@@ -2649,10 +2611,7 @@ static int ftdi_elan_probe(struct usb_interface *interface,
                         }
                 }
                 if (!ftdi->bulk_out_endpointAddr &&
-                        ((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK)
-                        == USB_DIR_OUT) && ((endpoint->bmAttributes &
-                        USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK))
-                        {
+                    usb_endpoint_is_bulk_out(endpoint)) {
                         ftdi->bulk_out_endpointAddr =
                                 endpoint->bEndpointAddress;
                 }
@@ -2691,12 +2650,9 @@ static int ftdi_elan_probe(struct usb_interface *interface,
                 ftdi->class = NULL;
                 dev_info(&ftdi->udev->dev, "USB FDTI=%p ELAN interface %d now a"
                         "ctivated\n", ftdi, iface_desc->desc.bInterfaceNumber);
-                INIT_WORK(&ftdi->status_work, ftdi_elan_status_work,
-                        (void *)ftdi);
-                INIT_WORK(&ftdi->command_work, ftdi_elan_command_work,
-                        (void *)ftdi);
-                INIT_WORK(&ftdi->respond_work, ftdi_elan_respond_work,
-                        (void *)ftdi);
+                INIT_DELAYED_WORK(&ftdi->status_work, ftdi_elan_status_work);
+                INIT_DELAYED_WORK(&ftdi->command_work, ftdi_elan_command_work);
+                INIT_DELAYED_WORK(&ftdi->respond_work, ftdi_elan_respond_work);
                 ftdi_status_queue_work(ftdi, msecs_to_jiffies(3 *1000));
                 return 0;
         } else {
diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
index 8e6e195a22ba..c9418535bef8 100644
--- a/drivers/usb/misc/idmouse.c
+++ b/drivers/usb/misc/idmouse.c
@@ -125,12 +125,12 @@ static DEFINE_MUTEX(disconnect_mutex);
 
 static int idmouse_create_image(struct usb_idmouse *dev)
 {
-        int bytes_read = 0;
-        int bulk_read = 0;
-        int result = 0;
+        int bytes_read;
+        int bulk_read;
+        int result;
 
         memcpy(dev->bulk_in_buffer, HEADER, sizeof(HEADER)-1);
-        bytes_read += sizeof(HEADER)-1;
+        bytes_read = sizeof(HEADER)-1;
 
         /* reset the device and set a fast blink rate */
         result = ftip_command(dev, FTIP_RELEASE, 0, 0);
@@ -208,9 +208,9 @@ static inline void idmouse_delete(struct usb_idmouse *dev)
 
 static int idmouse_open(struct inode *inode, struct file *file)
 {
-        struct usb_idmouse *dev = NULL;
+        struct usb_idmouse *dev;
         struct usb_interface *interface;
-        int result = 0;
+        int result;
 
         /* prevent disconnects */
         mutex_lock(&disconnect_mutex);
@@ -305,7 +305,7 @@ static ssize_t idmouse_read(struct file *file, char __user *buffer, size_t count
                                 loff_t * ppos)
 {
         struct usb_idmouse *dev;
-        int result = 0;
+        int result;
 
         dev = (struct usb_idmouse *) file->private_data;
 
@@ -329,7 +329,7 @@ static int idmouse_probe(struct usb_interface *interface,
                                 const struct usb_device_id *id)
 {
         struct usb_device *udev = interface_to_usbdev(interface);
-        struct usb_idmouse *dev = NULL;
+        struct usb_idmouse *dev;
         struct usb_host_interface *iface_desc;
         struct usb_endpoint_descriptor *endpoint;
         int result;
@@ -350,11 +350,7 @@ static int idmouse_probe(struct usb_interface *interface,
 
         /* set up the endpoint information - use only the first bulk-in endpoint */
         endpoint = &iface_desc->endpoint[0].desc;
-        if (!dev->bulk_in_endpointAddr
-                && (endpoint->bEndpointAddress & USB_DIR_IN)
-                && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) ==
-                USB_ENDPOINT_XFER_BULK)) {
-
+        if (!dev->bulk_in_endpointAddr && usb_endpoint_is_bulk_in(endpoint)) {
                 /* we found a bulk in endpoint */
                 dev->orig_bi_size = le16_to_cpu(endpoint->wMaxPacketSize);
                 dev->bulk_in_size = 0x200; /* works _much_ faster */
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index 27089497e717..5dce797bddb7 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -317,12 +317,8 @@ static inline void tower_delete (struct lego_usb_tower *dev)
         tower_abort_transfers (dev);
 
         /* free data structures */
-        if (dev->interrupt_in_urb != NULL) {
-                usb_free_urb (dev->interrupt_in_urb);
-        }
-        if (dev->interrupt_out_urb != NULL) {
-                usb_free_urb (dev->interrupt_out_urb);
-        }
+        usb_free_urb(dev->interrupt_in_urb);
+        usb_free_urb(dev->interrupt_out_urb);
         kfree (dev->read_buffer);
         kfree (dev->interrupt_in_buffer);
         kfree (dev->interrupt_out_buffer);
@@ -502,15 +498,11 @@ static void tower_abort_transfers (struct lego_usb_tower *dev)
         if (dev->interrupt_in_running) {
                 dev->interrupt_in_running = 0;
                 mb();
-                if (dev->interrupt_in_urb != NULL && dev->udev) {
+                if (dev->udev)
                         usb_kill_urb (dev->interrupt_in_urb);
-                }
-        }
-        if (dev->interrupt_out_busy) {
-                if (dev->interrupt_out_urb != NULL && dev->udev) {
-                        usb_kill_urb (dev->interrupt_out_urb);
-                }
         }
+        if (dev->interrupt_out_busy && dev->udev)
+                usb_kill_urb(dev->interrupt_out_urb);
 
 exit:
         dbg(2, "%s: leave", __FUNCTION__);
@@ -898,14 +890,11 @@ static int tower_probe (struct usb_interface *interface, const struct usb_device
         for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
                 endpoint = &iface_desc->endpoint[i].desc;
 
-                if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) &&
-                    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
-                        dev->interrupt_in_endpoint = endpoint;
-                }
-
-                if (((endpoint->bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) &&
-                    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
-                        dev->interrupt_out_endpoint = endpoint;
+                if (usb_endpoint_xfer_int(endpoint)) {
+                        if (usb_endpoint_dir_in(endpoint))
+                                dev->interrupt_in_endpoint = endpoint;
+                        else
+                                dev->interrupt_out_endpoint = endpoint;
                 }
         }
         if(dev->interrupt_in_endpoint == NULL) {
diff --git a/drivers/usb/misc/phidgetkit.c b/drivers/usb/misc/phidgetkit.c
index abb4dcd811ac..371bf2b1197d 100644
--- a/drivers/usb/misc/phidgetkit.c
+++ b/drivers/usb/misc/phidgetkit.c
@@ -81,8 +81,8 @@ struct interfacekit {
         unsigned char *data;
         dma_addr_t data_dma;
 
-        struct work_struct do_notify;
-        struct work_struct do_resubmit;
+        struct delayed_work do_notify;
+        struct delayed_work do_resubmit;
         unsigned long input_events;
         unsigned long sensor_events;
 };
@@ -374,19 +374,20 @@ static void interfacekit_irq(struct urb *urb)
         }
 
         if (kit->input_events || kit->sensor_events)
-                schedule_work(&kit->do_notify);
+                schedule_delayed_work(&kit->do_notify, 0);
 
 resubmit:
-        status = usb_submit_urb(urb, SLAB_ATOMIC);
+        status = usb_submit_urb(urb, GFP_ATOMIC);
         if (status)
                 err("can't resubmit intr, %s-%s/interfacekit0, status %d",
                         kit->udev->bus->bus_name,
                         kit->udev->devpath, status);
 }
 
-static void do_notify(void *data)
+static void do_notify(struct work_struct *work)
 {
-        struct interfacekit *kit = data;
+        struct interfacekit *kit =
+                container_of(work, struct interfacekit, do_notify.work);
         int i;
         char sysfs_file[8];
 
@@ -405,9 +406,11 @@ static void do_notify(void *data)
         }
 }
 
-static void do_resubmit(void *data)
+static void do_resubmit(struct work_struct *work)
 {
-        set_outputs(data);
+        struct interfacekit *kit =
+                container_of(work, struct interfacekit, do_resubmit.work);
+        set_outputs(kit);
 }
 
 #define show_set_output(value)          \
@@ -551,7 +554,7 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
                 return -ENODEV;
 
         endpoint = &interface->endpoint[0].desc;
-        if (!(endpoint->bEndpointAddress & 0x80)) 
+        if (!usb_endpoint_dir_in(endpoint))
                 return -ENODEV;
         /*
          * bmAttributes
@@ -565,7 +568,7 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
 
         kit->dev_no = -1;
         kit->ifkit = ifkit;
-        kit->data = usb_buffer_alloc(dev, URB_INT_SIZE, SLAB_ATOMIC, &kit->data_dma);
+        kit->data = usb_buffer_alloc(dev, URB_INT_SIZE, GFP_ATOMIC, &kit->data_dma);
         if (!kit->data)
                 goto out;
 
@@ -575,8 +578,8 @@ static int interfacekit_probe(struct usb_interface *intf, const struct usb_devic
 
         kit->udev = usb_get_dev(dev);
         kit->intf = intf;
-        INIT_WORK(&kit->do_notify, do_notify, kit);
-        INIT_WORK(&kit->do_resubmit, do_resubmit, kit);
+        INIT_DELAYED_WORK(&kit->do_notify, do_notify);
+        INIT_DELAYED_WORK(&kit->do_resubmit, do_resubmit);
         usb_fill_int_urb(kit->irq, kit->udev, pipe, kit->data,
                         maxp > URB_INT_SIZE ? URB_INT_SIZE : maxp,
                         interfacekit_irq, kit, endpoint->bInterval);
@@ -650,8 +653,7 @@ out2:
                 device_remove_file(kit->dev, &dev_output_attrs[i]);
 out:
         if (kit) {
-                if (kit->irq)
-                        usb_free_urb(kit->irq);
+                usb_free_urb(kit->irq);
                 if (kit->data)
                         usb_buffer_free(dev, URB_INT_SIZE, kit->data, kit->data_dma);
                 if (kit->dev)
diff --git a/drivers/usb/misc/phidgetmotorcontrol.c b/drivers/usb/misc/phidgetmotorcontrol.c
index 5c780cab92e0..5727e1ea2f91 100644
--- a/drivers/usb/misc/phidgetmotorcontrol.c
+++ b/drivers/usb/misc/phidgetmotorcontrol.c
@@ -41,7 +41,7 @@ struct motorcontrol {
         unsigned char *data;
         dma_addr_t data_dma;
 
-        struct work_struct do_notify;
+        struct delayed_work do_notify;
         unsigned long input_events;
         unsigned long speed_events;
         unsigned long exceed_events;
@@ -148,10 +148,10 @@ static void motorcontrol_irq(struct urb *urb)
                 set_bit(1, &mc->exceed_events);
 
         if (mc->input_events || mc->exceed_events || mc->speed_events)
-                schedule_work(&mc->do_notify);
+                schedule_delayed_work(&mc->do_notify, 0);
 
 resubmit:
-        status = usb_submit_urb(urb, SLAB_ATOMIC);
+        status = usb_submit_urb(urb, GFP_ATOMIC);
         if (status)
                 dev_err(&mc->intf->dev,
                         "can't resubmit intr, %s-%s/motorcontrol0, status %d",
@@ -159,9 +159,10 @@ resubmit:
                         mc->udev->devpath, status);
 }
 
-static void do_notify(void *data)
+static void do_notify(struct work_struct *work)
 {
-        struct motorcontrol *mc = data;
+        struct motorcontrol *mc =
+                container_of(work, struct motorcontrol, do_notify.work);
         int i;
         char sysfs_file[8];
 
@@ -323,7 +324,7 @@ static int motorcontrol_probe(struct usb_interface *intf, const struct usb_devic
                 return -ENODEV;
 
         endpoint = &interface->endpoint[0].desc;
-        if (!(endpoint->bEndpointAddress & 0x80))
+        if (!usb_endpoint_dir_in(endpoint))
                 return -ENODEV;
 
         /*
@@ -337,7 +338,7 @@ static int motorcontrol_probe(struct usb_interface *intf, const struct usb_devic
                 goto out;
 
         mc->dev_no = -1;
-        mc->data = usb_buffer_alloc(dev, URB_INT_SIZE, SLAB_ATOMIC, &mc->data_dma);
+        mc->data = usb_buffer_alloc(dev, URB_INT_SIZE, GFP_ATOMIC, &mc->data_dma);
         if (!mc->data)
                 goto out;
 
@@ -348,7 +349,7 @@ static int motorcontrol_probe(struct usb_interface *intf, const struct usb_devic
         mc->udev = usb_get_dev(dev);
         mc->intf = intf;
         mc->acceleration[0] = mc->acceleration[1] = 10;
-        INIT_WORK(&mc->do_notify, do_notify, mc);
+        INIT_DELAYED_WORK(&mc->do_notify, do_notify);
         usb_fill_int_urb(mc->irq, mc->udev, pipe, mc->data,
                         maxp > URB_INT_SIZE ? URB_INT_SIZE : maxp,
                         motorcontrol_irq, mc, endpoint->bInterval);
@@ -392,8 +393,7 @@ out2:
                 device_remove_file(mc->dev, &dev_attrs[i]);
 out:
         if (mc) {
-                if (mc->irq)
-                        usb_free_urb(mc->irq);
+                usb_free_urb(mc->irq);
                 if (mc->data)
                         usb_buffer_free(dev, URB_INT_SIZE, mc->data, mc->data_dma);
                 if (mc->dev)
diff --git a/drivers/usb/misc/usb_u132.h b/drivers/usb/misc/usb_u132.h
index 551ba8906d62..dc2e5a31caec 100644
--- a/drivers/usb/misc/usb_u132.h
+++ b/drivers/usb/misc/usb_u132.h
@@ -52,7 +52,7 @@
 * the kernel to load the "u132-hcd" module.
 *
 * The "ftdi-u132" module provides the interface to the inserted
-* PC card and the "u132-hcd" module uses the API to send and recieve
+* PC card and the "u132-hcd" module uses the API to send and receive
 * data. The API features call-backs, so that part of the "u132-hcd"
 * module code will run in the context of one of the kernel threads
 * of the "ftdi-u132" module.
@@ -95,3 +95,7 @@ int usb_ftdi_elan_edset_setup(struct platform_device *pdev, u8 ed_number,
          int halted, int skipped, int actual, int non_null));
 int usb_ftdi_elan_edset_flush(struct platform_device *pdev, u8 ed_number,
         void *endp);
+int usb_ftdi_elan_read_pcimem(struct platform_device *pdev, int mem_offset,
+                              u8 width, u32 *data);
+int usb_ftdi_elan_write_pcimem(struct platform_device *pdev, int mem_offset,
+                               u8 width, u32 data);
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index 7c2cbdf81d20..fb321864a92d 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -138,7 +138,7 @@ get_endpoints (struct usbtest_dev *dev, struct usb_interface *intf)
                         default:
                                 continue;
                         }
-                        if (e->desc.bEndpointAddress & USB_DIR_IN) {
+                        if (usb_endpoint_dir_in(&e->desc)) {
                                 if (!in)
                                         in = e;
                         } else {
@@ -147,7 +147,7 @@ get_endpoints (struct usbtest_dev *dev, struct usb_interface *intf)
                         }
                         continue;
 try_iso:
-                        if (e->desc.bEndpointAddress & USB_DIR_IN) {
+                        if (usb_endpoint_dir_in(&e->desc)) {
                                 if (!iso_in)
                                         iso_in = e;
                         } else {
@@ -213,7 +213,7 @@ static struct urb *simple_alloc_urb (
 
         if (bytes < 0)
                 return NULL;
-        urb = usb_alloc_urb (0, SLAB_KERNEL);
+        urb = usb_alloc_urb (0, GFP_KERNEL);
         if (!urb)
                 return urb;
         usb_fill_bulk_urb (urb, udev, pipe, NULL, bytes, simple_callback, NULL);
@@ -223,7 +223,7 @@ static struct urb *simple_alloc_urb (
         urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP;
         if (usb_pipein (pipe))
                 urb->transfer_flags |= URB_SHORT_NOT_OK;
-        urb->transfer_buffer = usb_buffer_alloc (udev, bytes, SLAB_KERNEL,
+        urb->transfer_buffer = usb_buffer_alloc (udev, bytes, GFP_KERNEL,
                         &urb->transfer_dma);
         if (!urb->transfer_buffer) {
                 usb_free_urb (urb);
@@ -315,7 +315,7 @@ static int simple_io (
                 init_completion (&completion);
                 if (usb_pipeout (urb->pipe))
                         simple_fill_buf (urb);
-                if ((retval = usb_submit_urb (urb, SLAB_KERNEL)) != 0)
+                if ((retval = usb_submit_urb (urb, GFP_KERNEL)) != 0)
                         break;
 
                 /* NOTE:  no timeouts; can't be broken out of by interrupt */
@@ -374,7 +374,7 @@ alloc_sglist (int nents, int max, int vary)
         unsigned                i;
         unsigned                size = max;
 
-        sg = kmalloc (nents * sizeof *sg, SLAB_KERNEL);
+        sg = kmalloc (nents * sizeof *sg, GFP_KERNEL);
         if (!sg)
                 return NULL;
 
@@ -382,7 +382,7 @@ alloc_sglist (int nents, int max, int vary)
                 char            *buf;
                 unsigned        j;
 
-                buf = kzalloc (size, SLAB_KERNEL);
+                buf = kzalloc (size, GFP_KERNEL);
                 if (!buf) {
                         free_sglist (sg, i);
                         return NULL;
@@ -428,7 +428,7 @@ static int perform_sglist (
                                 (udev->speed == USB_SPEED_HIGH)
                                         ? (INTERRUPT_RATE << 3)
                                         : INTERRUPT_RATE,
-                                sg, nents, 0, SLAB_KERNEL);
+                                sg, nents, 0, GFP_KERNEL);
                 
                 if (retval)
                         break;
@@ -819,7 +819,7 @@ error:
 
         /* resubmit if we need to, else mark this as done */
         if ((status == 0) && (ctx->pending < ctx->count)) {
-                if ((status = usb_submit_urb (urb, SLAB_ATOMIC)) != 0) {
+                if ((status = usb_submit_urb (urb, GFP_ATOMIC)) != 0) {
                         dbg ("can't resubmit ctrl %02x.%02x, err %d",
                                 reqp->bRequestType, reqp->bRequest, status);
                         urb->dev = NULL;
@@ -855,7 +855,7 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
          * as with bulk/intr sglists, sglen is the queue depth; it also
          * controls which subtests run (more tests than sglen) or rerun.
          */
-        urb = kcalloc(param->sglen, sizeof(struct urb *), SLAB_KERNEL);
+        urb = kcalloc(param->sglen, sizeof(struct urb *), GFP_KERNEL);
         if (!urb)
                 return -ENOMEM;
         for (i = 0; i < param->sglen; i++) {
@@ -981,7 +981,7 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
                 if (!u)
                         goto cleanup;
 
-                reqp = usb_buffer_alloc (udev, sizeof *reqp, SLAB_KERNEL,
+                reqp = usb_buffer_alloc (udev, sizeof *reqp, GFP_KERNEL,
                                 &u->setup_dma);
                 if (!reqp)
                         goto cleanup;
@@ -999,7 +999,7 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
         context.urb = urb;
         spin_lock_irq (&context.lock);
         for (i = 0; i < param->sglen; i++) {
-                context.status = usb_submit_urb (urb [i], SLAB_ATOMIC);
+                context.status = usb_submit_urb (urb [i], GFP_ATOMIC);
                 if (context.status != 0) {
                         dbg ("can't submit urb[%d], status %d",
                                         i, context.status);
@@ -1041,7 +1041,7 @@ static void unlink1_callback (struct urb *urb)
 
         // we "know" -EPIPE (stall) never happens
         if (!status)
-                status = usb_submit_urb (urb, SLAB_ATOMIC);
+                status = usb_submit_urb (urb, GFP_ATOMIC);
         if (status) {
                 urb->status = status;
                 complete ((struct completion *) urb->context);
@@ -1067,7 +1067,7 @@ static int unlink1 (struct usbtest_dev *dev, int pipe, int size, int async)
          * FIXME want additional tests for when endpoint is STALLing
          * due to errors, or is just NAKing requests.
          */
-        if ((retval = usb_submit_urb (urb, SLAB_KERNEL)) != 0) {
+        if ((retval = usb_submit_urb (urb, GFP_KERNEL)) != 0) {
                 dev_dbg (&dev->intf->dev, "submit fail %d\n", retval);
                 return retval;
         }
@@ -1251,7 +1251,7 @@ static int ctrl_out (struct usbtest_dev *dev,
         if (length < 1 || length > 0xffff || vary >= length)
                 return -EINVAL;
 
-        buf = kmalloc(length, SLAB_KERNEL);
+        buf = kmalloc(length, GFP_KERNEL);
         if (!buf)
                 return -ENOMEM;
 
@@ -1403,7 +1403,7 @@ static struct urb *iso_alloc_urb (
         maxp *= 1 + (0x3 & (le16_to_cpu(desc->wMaxPacketSize) >> 11));
         packets = (bytes + maxp - 1) / maxp;
 
-        urb = usb_alloc_urb (packets, SLAB_KERNEL);
+        urb = usb_alloc_urb (packets, GFP_KERNEL);
         if (!urb)
                 return urb;
         urb->dev = udev;
@@ -1411,7 +1411,7 @@ static struct urb *iso_alloc_urb (
 
         urb->number_of_packets = packets;
         urb->transfer_buffer_length = bytes;
-        urb->transfer_buffer = usb_buffer_alloc (udev, bytes, SLAB_KERNEL,
+        urb->transfer_buffer = usb_buffer_alloc (udev, bytes, GFP_KERNEL,
                         &urb->transfer_dma);
         if (!urb->transfer_buffer) {
                 usb_free_urb (urb);
@@ -1481,7 +1481,7 @@ test_iso_queue (struct usbtest_dev *dev, struct usbtest_param *param,
         spin_lock_irq (&context.lock);
         for (i = 0; i < param->sglen; i++) {
                 ++context.pending;
-                status = usb_submit_urb (urbs [i], SLAB_ATOMIC);
+                status = usb_submit_urb (urbs [i], GFP_ATOMIC);
                 if (status < 0) {
                         ERROR (dev, "submit iso[%d], error %d\n", i, status);
                         if (i == 0) {
@@ -1900,7 +1900,7 @@ usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id)
         }
 #endif
 
-        dev = kzalloc(sizeof(*dev), SLAB_KERNEL);
+        dev = kzalloc(sizeof(*dev), GFP_KERNEL);
         if (!dev)
                 return -ENOMEM;
         info = (struct usbtest_info *) id->driver_info;
@@ -1910,7 +1910,7 @@ usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id)
         dev->intf = intf;
 
         /* cacheline-aligned scratch for i/o */
-        if ((dev->buf = kmalloc (TBUF_SIZE, SLAB_KERNEL)) == NULL) {
+        if ((dev->buf = kmalloc (TBUF_SIZE, GFP_KERNEL)) == NULL) {
                 kfree (dev);
                 return -ENOMEM;
         }
diff --git a/drivers/usb/mon/mon_text.c b/drivers/usb/mon/mon_text.c
index 7a2346c53284..05cf2c9a8f84 100644
--- a/drivers/usb/mon/mon_text.c
+++ b/drivers/usb/mon/mon_text.c
@@ -50,7 +50,7 @@ struct mon_event_text {
 
 #define SLAB_NAME_SZ  30
 struct mon_reader_text {
-        kmem_cache_t *e_slab;
+        struct kmem_cache *e_slab;
         int nevents;
         struct list_head e_list;
         struct mon_reader r;    /* In C, parent class can be placed anywhere */
@@ -63,7 +63,7 @@ struct mon_reader_text {
         char slab_name[SLAB_NAME_SZ];
 };
 
-static void mon_text_ctor(void *, kmem_cache_t *, unsigned long);
+static void mon_text_ctor(void *, struct kmem_cache *, unsigned long);
 
 /*
  * mon_text_submit
@@ -147,7 +147,7 @@ static void mon_text_event(struct mon_reader_text *rp, struct urb *urb,
         stamp = mon_get_timestamp();
 
         if (rp->nevents >= EVENT_MAX ||
-            (ep = kmem_cache_alloc(rp->e_slab, SLAB_ATOMIC)) == NULL) {
+            (ep = kmem_cache_alloc(rp->e_slab, GFP_ATOMIC)) == NULL) {
                 rp->r.m_bus->cnt_text_lost++;
                 return;
         }
@@ -188,7 +188,7 @@ static void mon_text_error(void *data, struct urb *urb, int error)
         struct mon_event_text *ep;
 
         if (rp->nevents >= EVENT_MAX ||
-            (ep = kmem_cache_alloc(rp->e_slab, SLAB_ATOMIC)) == NULL) {
+            (ep = kmem_cache_alloc(rp->e_slab, GFP_ATOMIC)) == NULL) {
                 rp->r.m_bus->cnt_text_lost++;
                 return;
         }
@@ -450,7 +450,7 @@ const struct file_operations mon_fops_text = {
 /*
  * Slab interface: constructor.
  */
-static void mon_text_ctor(void *mem, kmem_cache_t *slab, unsigned long sflags)
+static void mon_text_ctor(void *mem, struct kmem_cache *slab, unsigned long sflags)
 {
         /*
          * Nothing to initialize. No, really!
diff --git a/drivers/usb/net/asix.c b/drivers/usb/net/asix.c
index 881841e600de..95e682e2c9d6 100644
--- a/drivers/usb/net/asix.c
+++ b/drivers/usb/net/asix.c
@@ -249,9 +249,9 @@ asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
 
         req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE;
         req->bRequest = cmd;
-        req->wValue = value;
-        req->wIndex = index;
-        req->wLength = size;
+        req->wValue = cpu_to_le16(value);
+        req->wIndex = cpu_to_le16(index);
+        req->wLength = cpu_to_le16(size);
 
         usb_fill_control_urb(urb, dev->udev,
                              usb_sndctrlpipe(dev->udev, 0),
diff --git a/drivers/usb/net/catc.c b/drivers/usb/net/catc.c
index f740325abac4..4852012735f6 100644
--- a/drivers/usb/net/catc.c
+++ b/drivers/usb/net/catc.c
@@ -345,7 +345,7 @@ static void catc_irq_done(struct urb *urb)
                 } 
         }
 resubmit:
-        status = usb_submit_urb (urb, SLAB_ATOMIC);
+        status = usb_submit_urb (urb, GFP_ATOMIC);
         if (status)
                 err ("can't resubmit intr, %s-%s, status %d",
                                 catc->usbdev->bus->bus_name,
@@ -786,14 +786,10 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
         if ((!catc->ctrl_urb) || (!catc->tx_urb) || 
             (!catc->rx_urb) || (!catc->irq_urb)) {
                 err("No free urbs available.");
-                if (catc->ctrl_urb)
-                        usb_free_urb(catc->ctrl_urb);
-                if (catc->tx_urb)
-                        usb_free_urb(catc->tx_urb);
-                if (catc->rx_urb)
-                        usb_free_urb(catc->rx_urb);
-                if (catc->irq_urb)
-                        usb_free_urb(catc->irq_urb);
+                usb_free_urb(catc->ctrl_urb);
+                usb_free_urb(catc->tx_urb);
+                usb_free_urb(catc->rx_urb);
+                usb_free_urb(catc->irq_urb);
                 free_netdev(netdev);
                 return -ENOMEM;
         }
diff --git a/drivers/usb/net/cdc_ether.c b/drivers/usb/net/cdc_ether.c
index f6971b88349d..44a91547146e 100644
--- a/drivers/usb/net/cdc_ether.c
+++ b/drivers/usb/net/cdc_ether.c
@@ -200,8 +200,7 @@ next_desc:
 
                 dev->status = &info->control->cur_altsetting->endpoint [0];
                 desc = &dev->status->desc;
-                if (desc->bmAttributes != USB_ENDPOINT_XFER_INT
-                                || !(desc->bEndpointAddress & USB_DIR_IN)
+                if (!usb_endpoint_is_int_in(desc)
                                 || (le16_to_cpu(desc->wMaxPacketSize)
                                         < sizeof(struct usb_cdc_notification))
                                 || !desc->bInterval) {
diff --git a/drivers/usb/net/kaweth.c b/drivers/usb/net/kaweth.c
index 7c906a43e497..fa78326d0bf0 100644
--- a/drivers/usb/net/kaweth.c
+++ b/drivers/usb/net/kaweth.c
@@ -222,7 +222,7 @@ struct kaweth_device
         int suspend_lowmem_ctrl;
         int linkstate;
         int opened;
-        struct work_struct lowmem_work;
+        struct delayed_work lowmem_work;
 
         struct usb_device *dev;
         struct net_device *net;
@@ -530,9 +530,10 @@ resubmit:
         kaweth_resubmit_int_urb(kaweth, GFP_ATOMIC);
 }
 
-static void kaweth_resubmit_tl(void *d)
+static void kaweth_resubmit_tl(struct work_struct *work)
 {
-        struct kaweth_device *kaweth = (struct kaweth_device *)d;
+        struct kaweth_device *kaweth =
+                container_of(work, struct kaweth_device, lowmem_work.work);
 
         if (IS_BLOCKED(kaweth->status))
                 return;
@@ -1126,7 +1127,7 @@ err_fw:
 
         /* kaweth is zeroed as part of alloc_netdev */
 
-        INIT_WORK(&kaweth->lowmem_work, kaweth_resubmit_tl, (void *)kaweth);
+        INIT_DELAYED_WORK(&kaweth->lowmem_work, kaweth_resubmit_tl);
 
         SET_MODULE_OWNER(netdev);
 
diff --git a/drivers/usb/net/net1080.c b/drivers/usb/net/net1080.c
index ce00de8f13a1..493635954513 100644
--- a/drivers/usb/net/net1080.c
+++ b/drivers/usb/net/net1080.c
@@ -237,12 +237,12 @@ static inline void nc_dump_usbctl(struct usbnet *dev, u16 usbctl)
 #define STATUS_CONN_OTHER       (1 << 14)
 #define STATUS_SUSPEND_OTHER    (1 << 13)
 #define STATUS_MAILBOX_OTHER    (1 << 12)
-#define STATUS_PACKETS_OTHER(n) (((n) >> 8) && 0x03)
+#define STATUS_PACKETS_OTHER(n) (((n) >> 8) & 0x03)
 
 #define STATUS_CONN_THIS        (1 << 6)
 #define STATUS_SUSPEND_THIS     (1 << 5)
 #define STATUS_MAILBOX_THIS     (1 << 4)
-#define STATUS_PACKETS_THIS(n)  (((n) >> 0) && 0x03)
+#define STATUS_PACKETS_THIS(n)  (((n) >> 0) & 0x03)
 
 #define STATUS_UNSPEC_MASK      0x0c8c
 #define STATUS_NOISE_MASK       ((u16)~(0x0303|STATUS_UNSPEC_MASK))
@@ -383,7 +383,7 @@ static void nc_ensure_sync(struct usbnet *dev)
                 int                     status;
 
                 /* Send a flush */
-                urb = usb_alloc_urb(0, SLAB_ATOMIC);
+                urb = usb_alloc_urb(0, GFP_ATOMIC);
                 if (!urb)
                         return;
 
diff --git a/drivers/usb/net/pegasus.c b/drivers/usb/net/pegasus.c
index 33abbd2176b6..d48c024cff59 100644
--- a/drivers/usb/net/pegasus.c
+++ b/drivers/usb/net/pegasus.c
@@ -163,6 +163,7 @@ static int get_registers(pegasus_t * pegasus, __u16 indx, __u16 size,
 
         /* using ATOMIC, we'd never wake up if we slept */
         if ((ret = usb_submit_urb(pegasus->ctrl_urb, GFP_ATOMIC))) {
+                set_current_state(TASK_RUNNING);
                 if (ret == -ENODEV)
                         netif_device_detach(pegasus->net);
                 if (netif_msg_drv(pegasus))
@@ -855,7 +856,7 @@ static void intr_callback(struct urb *urb)
                 pegasus->stats.rx_missed_errors += ((d[3] & 0x7f) << 8) | d[4];
         }
 
-        status = usb_submit_urb(urb, SLAB_ATOMIC);
+        status = usb_submit_urb(urb, GFP_ATOMIC);
         if (status == -ENODEV)
                 netif_device_detach(pegasus->net);
         if (status && netif_msg_timer(pegasus))
@@ -1280,9 +1281,9 @@ static inline void setup_pegasus_II(pegasus_t * pegasus)
 static struct workqueue_struct *pegasus_workqueue = NULL;
 #define CARRIER_CHECK_DELAY (2 * HZ)
 
-static void check_carrier(void *data)
+static void check_carrier(struct work_struct *work)
 {
-        pegasus_t *pegasus = data;
+        pegasus_t *pegasus = container_of(work, pegasus_t, carrier_check.work);
         set_carrier(pegasus->net);
         if (!(pegasus->flags & PEGASUS_UNPLUG)) {
                 queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check,
@@ -1318,7 +1319,7 @@ static int pegasus_probe(struct usb_interface *intf,
 
         tasklet_init(&pegasus->rx_tl, rx_fixup, (unsigned long) pegasus);
 
-        INIT_WORK(&pegasus->carrier_check, check_carrier, pegasus);
+        INIT_DELAYED_WORK(&pegasus->carrier_check, check_carrier);
 
         pegasus->intf = intf;
         pegasus->usb = dev;
diff --git a/drivers/usb/net/pegasus.h b/drivers/usb/net/pegasus.h
index 006438069b66..98f6898cae1f 100644
--- a/drivers/usb/net/pegasus.h
+++ b/drivers/usb/net/pegasus.h
@@ -95,7 +95,7 @@ typedef struct pegasus {
         int                     dev_index;
         int                     intr_interval;
         struct tasklet_struct   rx_tl;
-        struct work_struct      carrier_check;
+        struct delayed_work     carrier_check;
         struct urb              *ctrl_urb, *rx_urb, *tx_urb, *intr_urb;
         struct sk_buff          *rx_pool[RX_SKBS];
         struct sk_buff          *rx_skb;
diff --git a/drivers/usb/net/rndis_host.c b/drivers/usb/net/rndis_host.c
index c2a28d88ef3c..99f26b3e502f 100644
--- a/drivers/usb/net/rndis_host.c
+++ b/drivers/usb/net/rndis_host.c
@@ -469,7 +469,7 @@ static void rndis_unbind(struct usbnet *dev, struct usb_interface *intf)
         struct rndis_halt       *halt;
 
         /* try to clear any rndis state/activity (no i/o from stack!) */
-        halt = kcalloc(1, sizeof *halt, SLAB_KERNEL);
+        halt = kcalloc(1, sizeof *halt, GFP_KERNEL);
         if (halt) {
                 halt->msg_type = RNDIS_MSG_HALT;
                 halt->msg_len = ccpu2(sizeof *halt);
diff --git a/drivers/usb/net/rtl8150.c b/drivers/usb/net/rtl8150.c
index 72171f94ded4..c54235f73cb6 100644
--- a/drivers/usb/net/rtl8150.c
+++ b/drivers/usb/net/rtl8150.c
@@ -587,7 +587,7 @@ static void intr_callback(struct urb *urb)
         }
 
 resubmit:
-        status = usb_submit_urb (urb, SLAB_ATOMIC);
+        status = usb_submit_urb (urb, GFP_ATOMIC);
         if (status == -ENODEV)
                 netif_device_detach(dev->netdev);
         else if (status)
diff --git a/drivers/usb/net/usbnet.c b/drivers/usb/net/usbnet.c
index 760b5327b81b..6e39e9988259 100644
--- a/drivers/usb/net/usbnet.c
+++ b/drivers/usb/net/usbnet.c
@@ -116,7 +116,7 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf)
                         e = alt->endpoint + ep;
                         switch (e->desc.bmAttributes) {
                         case USB_ENDPOINT_XFER_INT:
-                                if (!(e->desc.bEndpointAddress & USB_DIR_IN))
+                                if (!usb_endpoint_dir_in(&e->desc))
                                         continue;
                                 intr = 1;
                                 /* FALLTHROUGH */
@@ -125,7 +125,7 @@ int usbnet_get_endpoints(struct usbnet *dev, struct usb_interface *intf)
                         default:
                                 continue;
                         }
-                        if (e->desc.bEndpointAddress & USB_DIR_IN) {
+                        if (usb_endpoint_dir_in(&e->desc)) {
                                 if (!intr && !in)
                                         in = e;
                                 else if (intr && !status)
@@ -179,9 +179,9 @@ static int init_status (struct usbnet *dev, struct usb_interface *intf)
         period = max ((int) dev->status->desc.bInterval,
                 (dev->udev->speed == USB_SPEED_HIGH) ? 7 : 3);
 
-        buf = kmalloc (maxp, SLAB_KERNEL);
+        buf = kmalloc (maxp, GFP_KERNEL);
         if (buf) {
-                dev->interrupt = usb_alloc_urb (0, SLAB_KERNEL);
+                dev->interrupt = usb_alloc_urb (0, GFP_KERNEL);
                 if (!dev->interrupt) {
                         kfree (buf);
                         return -ENOMEM;
@@ -782,9 +782,10 @@ static struct ethtool_ops usbnet_ethtool_ops = {
  * especially now that control transfers can be queued.
  */
 static void
-kevent (void *data)
+kevent (struct work_struct *work)
 {
-        struct usbnet           *dev = data;
+        struct usbnet           *dev =
+                container_of(work, struct usbnet, kevent);
         int                     status;
 
         /* usb_clear_halt() needs a thread context */
@@ -1146,7 +1147,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
         skb_queue_head_init (&dev->done);
         dev->bh.func = usbnet_bh;
         dev->bh.data = (unsigned long) dev;
-        INIT_WORK (&dev->kevent, kevent, dev);
+        INIT_WORK (&dev->kevent, kevent);
         dev->delay.function = usbnet_bh;
         dev->delay.data = (unsigned long) dev;
         init_timer (&dev->delay);
diff --git a/drivers/usb/serial/Kconfig b/drivers/usb/serial/Kconfig
index 2a8dd4cc943d..2f4d303ee36f 100644
--- a/drivers/usb/serial/Kconfig
+++ b/drivers/usb/serial/Kconfig
@@ -554,6 +554,17 @@ config USB_SERIAL_OMNINET
           To compile this driver as a module, choose M here: the
           module will be called omninet.
 
+config USB_SERIAL_DEBUG
+        tristate "USB Debugging Device"
+        depends on USB_SERIAL
+        help
+          Say Y here if you have a USB debugging device used to recieve
+          debugging data from another machine.  The most common of these
+          devices is the NetChip TurboCONNECT device.
+
+          To compile this driver as a module, choose M here: the
+          module will be called usb-debug.
+
 config USB_EZUSB
         bool
         depends on USB_SERIAL_KEYSPAN_PDA || USB_SERIAL_XIRCOM || USB_SERIAL_KEYSPAN || USB_SERIAL_WHITEHEAT
diff --git a/drivers/usb/serial/Makefile b/drivers/usb/serial/Makefile
index a5047dc599bb..61166ad450e6 100644
--- a/drivers/usb/serial/Makefile
+++ b/drivers/usb/serial/Makefile
@@ -18,6 +18,7 @@ obj-$(CONFIG_USB_SERIAL_BELKIN)			+= belkin_sa.o
 obj-$(CONFIG_USB_SERIAL_CP2101)                 += cp2101.o
 obj-$(CONFIG_USB_SERIAL_CYBERJACK)              += cyberjack.o
 obj-$(CONFIG_USB_SERIAL_CYPRESS_M8)             += cypress_m8.o
+obj-$(CONFIG_USB_SERIAL_DEBUG)                  += usb_debug.o
 obj-$(CONFIG_USB_SERIAL_DIGI_ACCELEPORT)        += digi_acceleport.o
 obj-$(CONFIG_USB_SERIAL_EDGEPORT)               += io_edgeport.o
 obj-$(CONFIG_USB_SERIAL_EDGEPORT_TI)            += io_ti.o
diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 812275509137..86bcf63b6ba5 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -92,6 +92,7 @@ struct aircable_private {
         struct circ_buf *rx_buf;        /* read buffer */
         int rx_flags;                   /* for throttilng */
         struct work_struct rx_work;     /* work cue for the receiving line */
+        struct usb_serial_port *port;   /* USB port with which associated */
 };
 
 /* Private methods */
@@ -251,10 +252,11 @@ static void aircable_send(struct usb_serial_port *port)
         schedule_work(&port->work);
 }
 
-static void aircable_read(void *params)
+static void aircable_read(struct work_struct *work)
 {
-        struct usb_serial_port *port = params;
-        struct aircable_private *priv = usb_get_serial_port_data(port);
+        struct aircable_private *priv =
+                container_of(work, struct aircable_private, rx_work);
+        struct usb_serial_port *port = priv->port;
         struct tty_struct *tty;
         unsigned char *data;
         int count;
@@ -270,8 +272,11 @@ static void aircable_read(void *params)
          */
         tty = port->tty;
 
-        if (!tty)
+        if (!tty) {
                 schedule_work(&priv->rx_work);
+                err("%s - No tty available", __FUNCTION__);
+                return ;
+        }
 
         count = min(64, serial_buf_data_avail(priv->rx_buf));
 
@@ -305,9 +310,7 @@ static int aircable_probe(struct usb_serial *serial,
 
         for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) {
                 endpoint = &iface_desc->endpoint[i].desc;
-                if (((endpoint->bEndpointAddress & 0x80) == 0x00) &&
-                        ((endpoint->bmAttributes & 3) == 0x02)) {
-                        /* we found our bulk out endpoint */
+                if (usb_endpoint_is_bulk_out(endpoint)) {
                         dbg("found bulk out on endpoint %d", i);
                         ++num_bulk_out;
                 }
@@ -348,7 +351,8 @@ static int aircable_attach (struct usb_serial *serial)
         }
 
         priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED);
-        INIT_WORK(&priv->rx_work, aircable_read, port);
+        priv->port = port;
+        INIT_WORK(&priv->rx_work, aircable_read);
 
         usb_set_serial_port_data(serial->port[0], priv);
 
@@ -515,7 +519,7 @@ static void aircable_read_bulk_callback(struct urb *urb)
                                         package_length - shift);
                         }
                 }
-                aircable_read(port);
+                aircable_read(&priv->rx_work);
         }
 
         /* Schedule the next read _if_ we are still open */
diff --git a/drivers/usb/serial/airprime.c b/drivers/usb/serial/airprime.c
index 7f5d546da39a..96c73726d74a 100644
--- a/drivers/usb/serial/airprime.c
+++ b/drivers/usb/serial/airprime.c
@@ -19,6 +19,7 @@
 static struct usb_device_id id_table [] = {
         { USB_DEVICE(0x0c88, 0x17da) }, /* Kyocera Wireless KPC650/Passport */
         { USB_DEVICE(0x1410, 0x1110) }, /* Novatel Wireless Merlin CDMA */
+        { USB_DEVICE(0x1410, 0x1430) }, /* Novatel Merlin XU870 HSDPA/3G */
         { USB_DEVICE(0x1410, 0x1100) }, /* ExpressCard34 Qualcomm 3G CDMA */
         { },
 };
diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c
index ca52f12f0e24..863966c1c5ac 100644
--- a/drivers/usb/serial/ark3116.c
+++ b/drivers/usb/serial/ark3116.c
@@ -85,10 +85,9 @@ static int ark3116_attach(struct usb_serial *serial)
         int i;
 
         for (i = 0; i < serial->num_ports; ++i) {
-                priv = kmalloc(sizeof (struct ark3116_private), GFP_KERNEL);
+                priv = kzalloc(sizeof(struct ark3116_private), GFP_KERNEL);
                 if (!priv)
                         goto cleanup;
-                memset(priv, 0x00, sizeof (struct ark3116_private));
                 spin_lock_init(&priv->lock);
 
                 usb_set_serial_port_data(serial->port[i], priv);
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index 3a9073dbfe6a..7167728d764c 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -166,19 +166,17 @@ static int usb_console_setup(struct console *co, char *options)
         if (serial->type->set_termios) {
                 /* build up a fake tty structure so that the open call has something
                  * to look at to get the cflag value */
-                tty = kmalloc (sizeof (*tty), GFP_KERNEL);
+                tty = kzalloc(sizeof(*tty), GFP_KERNEL);
                 if (!tty) {
                         err ("no more memory");
                         return -ENOMEM;
                 }
-                termios = kmalloc (sizeof (*termios), GFP_KERNEL);
+                termios = kzalloc(sizeof(*termios), GFP_KERNEL);
                 if (!termios) {
                         err ("no more memory");
                         kfree (tty);
                         return -ENOMEM;
                 }
-                memset (tty, 0x00, sizeof(*tty));
-                memset (termios, 0x00, sizeof(*termios));
                 termios->c_cflag = cflag;
                 tty->termios = termios;
                 port->tty = tty;
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index f2e89a083659..093f303b3189 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -1684,15 +1684,14 @@ static int __init cypress_init(void)
 
         info(DRIVER_DESC " " DRIVER_VERSION);
         return 0;
+
 failed_usb_register:
-        usb_deregister(&cypress_driver);
-failed_ca42v2_register:
         usb_serial_deregister(&cypress_ca42v2_device);
-failed_hidcom_register:
+failed_ca42v2_register:
         usb_serial_deregister(&cypress_hidcom_device);
-failed_em_register:
+failed_hidcom_register:
         usb_serial_deregister(&cypress_earthmate_device);
-
+failed_em_register:
         return retval;
 }
 
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index bdb58100fc1d..83d0e21145b0 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -157,7 +157,7 @@
 *       to TASK_RUNNING will be lost and write_chan's subsequent call to
 *       schedule() will never return (unless it catches a signal).
 *       This race condition occurs because write_bulk_callback() (and thus
-*       the wakeup) are called asynchonously from an interrupt, rather than
+*       the wakeup) are called asynchronously from an interrupt, rather than
 *       from the scheduler.  We can avoid the race by calling the wakeup
 *       from the scheduler queue and that's our fix:  Now, at the end of
 *       write_bulk_callback() we queue up a wakeup call on the scheduler
@@ -430,13 +430,14 @@ struct digi_port {
         int dp_in_close;                        /* close in progress */
         wait_queue_head_t dp_close_wait;        /* wait queue for close */
         struct work_struct dp_wakeup_work;
+        struct usb_serial_port *dp_port;
 };
 
 
 /* Local Function Declarations */
 
 static void digi_wakeup_write( struct usb_serial_port *port );
-static void digi_wakeup_write_lock(void *);
+static void digi_wakeup_write_lock(struct work_struct *work);
 static int digi_write_oob_command( struct usb_serial_port *port,
         unsigned char *buf, int count, int interruptible );
 static int digi_write_inb_command( struct usb_serial_port *port,
@@ -598,11 +599,12 @@ static inline long cond_wait_interruptible_timeout_irqrestore(
 *  on writes.
 */
 
-static void digi_wakeup_write_lock(void *arg)
+static void digi_wakeup_write_lock(struct work_struct *work)
 {
-        struct usb_serial_port *port = arg;
+        struct digi_port *priv =
+                container_of(work, struct digi_port, dp_wakeup_work);
+        struct usb_serial_port *port = priv->dp_port;
         unsigned long flags;
-        struct digi_port *priv = usb_get_serial_port_data(port);
 
 
         spin_lock_irqsave( &priv->dp_port_lock, flags );
@@ -1702,8 +1704,8 @@ dbg( "digi_startup: TOP" );
                 init_waitqueue_head( &priv->dp_flush_wait );
                 priv->dp_in_close = 0;
                 init_waitqueue_head( &priv->dp_close_wait );
-                INIT_WORK(&priv->dp_wakeup_work,
-                                digi_wakeup_write_lock, serial->port[i]);
+                INIT_WORK(&priv->dp_wakeup_work, digi_wakeup_write_lock);
+                priv->dp_port = serial->port[i];
 
                 /* initialize write wait queue for this port */
                 init_waitqueue_head( &serial->port[i]->write_wait );
diff --git a/drivers/usb/serial/ezusb.c b/drivers/usb/serial/ezusb.c
index 5169c2d154ab..97ee718b1da2 100644
--- a/drivers/usb/serial/ezusb.c
+++ b/drivers/usb/serial/ezusb.c
@@ -31,12 +31,11 @@ int ezusb_writememory (struct usb_serial *serial, int address, unsigned char *da
                 return -ENODEV;
         }
 
-        transfer_buffer =  kmalloc (length, GFP_KERNEL);
+        transfer_buffer = kmemdup(data, length, GFP_KERNEL);
         if (!transfer_buffer) {
                 dev_err(&serial->dev->dev, "%s - kmalloc(%d) failed.\n", __FUNCTION__, length);
                 return -ENOMEM;
         }
-        memcpy (transfer_buffer, data, length);
         result = usb_control_msg (serial->dev, usb_sndctrlpipe(serial->dev, 0), bRequest, 0x40, address, 0, transfer_buffer, length, 3000);
         kfree (transfer_buffer);
         return result;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index bd76b4c11fcc..72e4d48f51e9 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -311,6 +311,7 @@ static struct usb_device_id id_table_combined [] = {
         { USB_DEVICE(FTDI_VID, FTDI_ACTZWAVE_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_IRTRANS_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_IPLUS_PID) },
+        { USB_DEVICE(FTDI_VID, FTDI_DMX4ALL) },
         { USB_DEVICE(FTDI_VID, FTDI_SIO_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_8U232AM_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_8U232AM_ALT_PID) },
@@ -511,6 +512,7 @@ static struct usb_device_id id_table_combined [] = {
         { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13M_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13S_PID) },
         { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) },
+        { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) },
         { },                                    /* Optional parameter entry */
         { }                                     /* Terminating entry */
 };
@@ -557,7 +559,8 @@ struct ftdi_private {
         char prev_status, diff_status;        /* Used for TIOCMIWAIT */
         __u8 rx_flags;          /* receive state flags (throttling) */
         spinlock_t rx_lock;     /* spinlock for receive state */
-        struct work_struct rx_work;
+        struct delayed_work rx_work;
+        struct usb_serial_port *port;
         int rx_processed;
         unsigned long rx_bytes;
 
@@ -591,7 +594,7 @@ static int  ftdi_write_room		(struct usb_serial_port *port);
 static int  ftdi_chars_in_buffer        (struct usb_serial_port *port);
 static void ftdi_write_bulk_callback    (struct urb *urb);
 static void ftdi_read_bulk_callback     (struct urb *urb);
-static void ftdi_process_read           (void *param);
+static void ftdi_process_read           (struct work_struct *work);
 static void ftdi_set_termios            (struct usb_serial_port *port, struct termios * old);
 static int  ftdi_tiocmget               (struct usb_serial_port *port, struct file *file);
 static int  ftdi_tiocmset               (struct usb_serial_port *port, struct file * file, unsigned int set, unsigned int clear);
@@ -1199,7 +1202,8 @@ static int ftdi_sio_attach (struct usb_serial *serial)
                 port->read_urb->transfer_buffer_length = BUFSZ;
         }
 
-        INIT_WORK(&priv->rx_work, ftdi_process_read, port);
+        INIT_DELAYED_WORK(&priv->rx_work, ftdi_process_read);
+        priv->port = port;
 
         /* Free port's existing write urb and transfer buffer. */
         if (port->write_urb) {
@@ -1386,8 +1390,7 @@ static void ftdi_close (struct usb_serial_port *port, struct file *filp)
         flush_scheduled_work();
 
         /* shutdown our bulk read */
-        if (port->read_urb)
-                usb_kill_urb(port->read_urb);
+        usb_kill_urb(port->read_urb);
 } /* ftdi_close */
 
 
@@ -1639,17 +1642,18 @@ static void ftdi_read_bulk_callback (struct urb *urb)
         priv->rx_bytes += countread;
         spin_unlock_irqrestore(&priv->rx_lock, flags);
 
-        ftdi_process_read(port);
+        ftdi_process_read(&priv->rx_work.work);
 
 } /* ftdi_read_bulk_callback */
 
 
-static void ftdi_process_read (void *param)
+static void ftdi_process_read (struct work_struct *work)
 { /* ftdi_process_read */
-        struct usb_serial_port *port = (struct usb_serial_port*)param;
+        struct ftdi_private *priv =
+                container_of(work, struct ftdi_private, rx_work.work);
+        struct usb_serial_port *port = priv->port;
         struct urb *urb;
         struct tty_struct *tty;
-        struct ftdi_private *priv;
         char error_flag;
         unsigned char *data;
 
@@ -2178,7 +2182,7 @@ static void ftdi_unthrottle (struct usb_serial_port *port)
         spin_unlock_irqrestore(&priv->rx_lock, flags);
 
         if (actually_throttled)
-                schedule_work(&priv->rx_work);
+                schedule_delayed_work(&priv->rx_work, 0);
 }
 
 static int __init ftdi_init (void)
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index f0edb87d2dd5..bae117d359af 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -55,6 +55,9 @@
 /* iPlus device */
 #define FTDI_IPLUS_PID 0xD070 /* Product Id */
 
+/* DMX4ALL DMX Interfaces */
+#define FTDI_DMX4ALL 0xC850
+
 /* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */
 /* they use the ftdi chipset for the USB interface and the vendor id is the same */
 #define FTDI_XF_632_PID 0xFC08  /* 632: 16x2 Character Display */
@@ -175,9 +178,15 @@
 #define FTDI_ASK_RDR400_PID     0xC991  /* ASK RDR 400 series card reader */
 
 /*
+ * FTDI USB UART chips used in construction projects from the
+ * Elektor Electronics magazine (http://elektor-electronics.co.uk)
+ */
+#define ELEKTOR_VID             0x0C7D
+#define ELEKTOR_FT323R_PID      0x0005  /* RFID-Reader, issue 09-2006 */
+
+/*
  * DSS-20 Sync Station for Sony Ericsson P800
  */
- 
 #define FTDI_DSS20_PID          0xFC82  
 
 /*
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index 4543152a9966..6530d391ebed 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -1523,12 +1523,11 @@ static int garmin_attach (struct usb_serial *serial)
 
         dbg("%s", __FUNCTION__);
 
-        garmin_data_p = kmalloc (sizeof(struct garmin_data), GFP_KERNEL);
+        garmin_data_p = kzalloc(sizeof(struct garmin_data), GFP_KERNEL);
         if (garmin_data_p == NULL) {
                 dev_err(&port->dev, "%s - Out of memory\n", __FUNCTION__);
                 return -ENOMEM;
         }
-        memset (garmin_data_p, 0, sizeof(struct garmin_data));
         init_timer(&garmin_data_p->timer);
         spin_lock_init(&garmin_data_p->lock);
         INIT_LIST_HEAD(&garmin_data_p->pktlist);
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index 91bd3014ef1e..d06547a13f28 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -1038,9 +1038,7 @@ static void edge_close (struct usb_serial_port *port, struct file * filp)
         edge_port->open = FALSE;
         edge_port->openPending = FALSE;
 
-        if (edge_port->write_urb) {
-                usb_kill_urb(edge_port->write_urb);
-        }
+        usb_kill_urb(edge_port->write_urb);
 
         if (edge_port->write_urb) {
                 /* if this urb had a transfer buffer already (old transfer) free it */
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index 6238aff1e772..d72cf8bc7f76 100644
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -320,6 +320,7 @@ static struct usb_device_id ipaq_id_table [] = {
         { USB_DEVICE(0x0B05, 0x9200) }, /* ASUS USB Sync */
         { USB_DEVICE(0x0B05, 0x9202) }, /* ASUS USB Sync */
         { USB_DEVICE(0x0BB4, 0x00CE) }, /* HTC USB Sync */
+        { USB_DEVICE(0x0BB4, 0x00CF) }, /* HTC USB Modem */
         { USB_DEVICE(0x0BB4, 0x0A01) }, /* PocketPC USB Sync */
         { USB_DEVICE(0x0BB4, 0x0A02) }, /* PocketPC USB Sync */
         { USB_DEVICE(0x0BB4, 0x0A03) }, /* PocketPC USB Sync */
diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c
index 2a4bb66691ad..d3b9a351cef8 100644
--- a/drivers/usb/serial/ipw.c
+++ b/drivers/usb/serial/ipw.c
@@ -206,10 +206,9 @@ static int ipw_open(struct usb_serial_port *port, struct file *filp)
 
         dbg("%s", __FUNCTION__);
 
-        buf_flow_init = kmalloc(16, GFP_KERNEL);
+        buf_flow_init = kmemdup(buf_flow_static, 16, GFP_KERNEL);
         if (!buf_flow_init)
                 return -ENOMEM;
-        memcpy(buf_flow_init, buf_flow_static, 16);
 
         if (port->tty)
                 port->tty->low_latency = 1;
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index 53be824eb1bf..7639652cec42 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -2306,22 +2306,16 @@ static void keyspan_shutdown (struct usb_serial *serial)
         }
 
         /* Now free them */
-        if (s_priv->instat_urb)
-                usb_free_urb(s_priv->instat_urb);
-        if (s_priv->glocont_urb)
-                usb_free_urb(s_priv->glocont_urb);
+        usb_free_urb(s_priv->instat_urb);
+        usb_free_urb(s_priv->glocont_urb);
         for (i = 0; i < serial->num_ports; ++i) {
                 port = serial->port[i];
                 p_priv = usb_get_serial_port_data(port);
-                if (p_priv->inack_urb)
-                        usb_free_urb(p_priv->inack_urb);
-                if (p_priv->outcont_urb)
-                        usb_free_urb(p_priv->outcont_urb);
+                usb_free_urb(p_priv->inack_urb);
+                usb_free_urb(p_priv->outcont_urb);
                 for (j = 0; j < 2; j++) {
-                        if (p_priv->in_urbs[j])
-                                usb_free_urb(p_priv->in_urbs[j]);
-                        if (p_priv->out_urbs[j])
-                                usb_free_urb(p_priv->out_urbs[j]);
+                        usb_free_urb(p_priv->in_urbs[j]);
+                        usb_free_urb(p_priv->out_urbs[j]);
                 }
         }
 
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index 909005107ea2..e09a0bfe6231 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -120,6 +120,8 @@ struct keyspan_pda_private {
         int                     tx_throttled;
         struct work_struct                      wakeup_work;
         struct work_struct                      unthrottle_work;
+        struct usb_serial       *serial;
+        struct usb_serial_port  *port;
 };
 
 
@@ -175,9 +177,11 @@ static struct usb_device_id id_table_fake_xircom [] = {
 };
 #endif
 
-static void keyspan_pda_wakeup_write( struct usb_serial_port *port )
+static void keyspan_pda_wakeup_write(struct work_struct *work)
 {
-
+        struct keyspan_pda_private *priv =
+                container_of(work, struct keyspan_pda_private, wakeup_work);
+        struct usb_serial_port *port = priv->port;
         struct tty_struct *tty = port->tty;
 
         /* wake up port processes */
@@ -187,8 +191,11 @@ static void keyspan_pda_wakeup_write( struct usb_serial_port *port )
         tty_wakeup(tty);
 }
 
-static void keyspan_pda_request_unthrottle( struct usb_serial *serial )
+static void keyspan_pda_request_unthrottle(struct work_struct *work)
 {
+        struct keyspan_pda_private *priv =
+                container_of(work, struct keyspan_pda_private, unthrottle_work);
+        struct usb_serial *serial = priv->serial;
         int result;
 
         dbg(" request_unthrottle");
@@ -765,11 +772,10 @@ static int keyspan_pda_startup (struct usb_serial *serial)
                 return (1); /* error */
         usb_set_serial_port_data(serial->port[0], priv);
         init_waitqueue_head(&serial->port[0]->write_wait);
-        INIT_WORK(&priv->wakeup_work, (void *)keyspan_pda_wakeup_write,
-                        (void *)(serial->port[0]));
-        INIT_WORK(&priv->unthrottle_work,
-                        (void *)keyspan_pda_request_unthrottle,
-                        (void *)(serial));
+        INIT_WORK(&priv->wakeup_work, keyspan_pda_wakeup_write);
+        INIT_WORK(&priv->unthrottle_work, keyspan_pda_request_unthrottle);
+        priv->serial = serial;
+        priv->port = serial->port[0];
         return (0);
 }
 
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index ff03331e0bcf..237289920f03 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -185,13 +185,11 @@ static int kobil_startup (struct usb_serial *serial)
   
         for (i = 0; i < altsetting->desc.bNumEndpoints; i++) {
                 endpoint = &altsetting->endpoint[i];
-                if (((endpoint->desc.bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_OUT) && 
-                    ((endpoint->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
+                if (usb_endpoint_is_int_out(&endpoint->desc)) {
                         dbg("%s Found interrupt out endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress);
                         priv->write_int_endpoint_address = endpoint->desc.bEndpointAddress;
                 }
-                if (((endpoint->desc.bEndpointAddress & USB_ENDPOINT_DIR_MASK) == USB_DIR_IN) && 
-                    ((endpoint->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT)) {
+                if (usb_endpoint_is_int_in(&endpoint->desc)) {
                         dbg("%s Found interrupt in  endpoint. Address: %d", __FUNCTION__, endpoint->desc.bEndpointAddress);
                         priv->read_int_endpoint_address = endpoint->desc.bEndpointAddress;
                 }
@@ -355,8 +353,7 @@ static void kobil_close (struct usb_serial_port *port, struct file *filp)
                 usb_free_urb( port->write_urb );
                 port->write_urb = NULL;
         }
-        if (port->interrupt_in_urb)
-                usb_kill_urb(port->interrupt_in_urb);
+        usb_kill_urb(port->interrupt_in_urb);
 }
 
 
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index b7582cc496dc..a906e500a02b 100644
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -358,10 +358,8 @@ static int mct_u232_startup (struct usb_serial *serial)
         /* Puh, that's dirty */
         port = serial->port[0];
         rport = serial->port[1];
-        if (port->read_urb) {
-                /* No unlinking, it wasn't submitted yet. */
-                usb_free_urb(port->read_urb);
-        }
+        /* No unlinking, it wasn't submitted yet. */
+        usb_free_urb(port->read_urb);
         port->read_urb = rport->interrupt_in_urb;
         rport->interrupt_in_urb = NULL;
         port->read_urb->context = port;
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index 82cd15b894b0..70f93b18292f 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -363,7 +363,7 @@ static int mos7720_open(struct usb_serial_port *port, struct file * filp)
 
         /* Initialising the write urb pool */
         for (j = 0; j < NUM_URBS; ++j) {
-                urb = usb_alloc_urb(0,SLAB_ATOMIC);
+                urb = usb_alloc_urb(0,GFP_ATOMIC);
                 mos7720_port->write_urb_pool[j] = urb;
 
                 if (urb == NULL) {
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 5b71962d0351..5432c6340086 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -826,7 +826,7 @@ static int mos7840_open(struct usb_serial_port *port, struct file *filp)
 
         /* Initialising the write urb pool */
         for (j = 0; j < NUM_URBS; ++j) {
-                urb = usb_alloc_urb(0, SLAB_ATOMIC);
+                urb = usb_alloc_urb(0, GFP_ATOMIC);
                 mos7840_port->write_urb_pool[j] = urb;
 
                 if (urb == NULL) {
@@ -2596,12 +2596,11 @@ static int mos7840_startup(struct usb_serial *serial)
 
         /* set up port private structures */
         for (i = 0; i < serial->num_ports; ++i) {
-                mos7840_port = kmalloc(sizeof(struct moschip_port), GFP_KERNEL);
+                mos7840_port = kzalloc(sizeof(struct moschip_port), GFP_KERNEL);
                 if (mos7840_port == NULL) {
                         err("%s - Out of memory", __FUNCTION__);
                         return -ENOMEM;
                 }
-                memset(mos7840_port, 0, sizeof(struct moschip_port));
 
                 /* Initialize all port interrupt end point to port 0 int endpoint *
                  * Our device has only one interrupt end point comman to all port */
@@ -2787,7 +2786,7 @@ static int mos7840_startup(struct usb_serial *serial)
                                     i + 1, status);
 
                 }
-                mos7840_port->control_urb = usb_alloc_urb(0, SLAB_ATOMIC);
+                mos7840_port->control_urb = usb_alloc_urb(0, GFP_ATOMIC);
                 mos7840_port->ctrl_buf = kmalloc(16, GFP_KERNEL);
 
         }
diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c
index 0610409a6568..054abee81652 100644
--- a/drivers/usb/serial/navman.c
+++ b/drivers/usb/serial/navman.c
@@ -95,8 +95,7 @@ static void navman_close(struct usb_serial_port *port, struct file *filp)
 {
         dbg("%s - port %d", __FUNCTION__, port->number);
 
-        if (port->interrupt_in_urb)
-                usb_kill_urb(port->interrupt_in_urb);
+        usb_kill_urb(port->interrupt_in_urb);
 }
 
 static int navman_write(struct usb_serial_port *port,
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 07400c0c8a8c..ae98d8cbdbb8 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -228,6 +228,7 @@ static int product_5052_count;
 /* null entry */
 static struct usb_device_id ti_id_table_3410[1+TI_EXTRA_VID_PID_COUNT+1] = {
         { USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
+        { USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
 };
 
 static struct usb_device_id ti_id_table_5052[4+TI_EXTRA_VID_PID_COUNT+1] = {
@@ -239,6 +240,7 @@ static struct usb_device_id ti_id_table_5052[4+TI_EXTRA_VID_PID_COUNT+1] = {
 
 static struct usb_device_id ti_id_table_combined[] = {
         { USB_DEVICE(TI_VENDOR_ID, TI_3410_PRODUCT_ID) },
+        { USB_DEVICE(TI_VENDOR_ID, TI_3410_EZ430_ID) },
         { USB_DEVICE(TI_VENDOR_ID, TI_5052_BOOT_PRODUCT_ID) },
         { USB_DEVICE(TI_VENDOR_ID, TI_5152_BOOT_PRODUCT_ID) },
         { USB_DEVICE(TI_VENDOR_ID, TI_5052_EEPROM_PRODUCT_ID) },
@@ -459,13 +461,12 @@ static int ti_startup(struct usb_serial *serial)
 
         /* set up port structures */
         for (i = 0; i < serial->num_ports; ++i) {
-                tport = kmalloc(sizeof(struct ti_port), GFP_KERNEL);
+                tport = kzalloc(sizeof(struct ti_port), GFP_KERNEL);
                 if (tport == NULL) {
                         dev_err(&dev->dev, "%s - out of memory\n", __FUNCTION__);
                         status = -ENOMEM;
                         goto free_tports;
                 }
-                memset(tport, 0, sizeof(struct ti_port));
                 spin_lock_init(&tport->tp_lock);
                 tport->tp_uart_base_addr = (i == 0 ? TI_UART1_BASE_ADDR : TI_UART2_BASE_ADDR);
                 tport->tp_flags = low_latency ? ASYNC_LOW_LATENCY : 0;
diff --git a/drivers/usb/serial/ti_usb_3410_5052.h b/drivers/usb/serial/ti_usb_3410_5052.h
index 02c1aeb9e1b8..b5541bf991ba 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.h
+++ b/drivers/usb/serial/ti_usb_3410_5052.h
@@ -28,6 +28,7 @@
 /* Vendor and product ids */
 #define TI_VENDOR_ID                    0x0451
 #define TI_3410_PRODUCT_ID              0x3410
+#define TI_3410_EZ430_ID                0xF430  /* TI ez430 development tool */
 #define TI_5052_BOOT_PRODUCT_ID         0x5052  /* no EEPROM, no firmware */
 #define TI_5152_BOOT_PRODUCT_ID         0x5152  /* no EEPROM, no firmware */
 #define TI_5052_EEPROM_PRODUCT_ID       0x505A  /* EEPROM, no firmware */
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 8006e51c34bb..3d5072f14b8d 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -533,9 +533,10 @@ void usb_serial_port_softint(struct usb_serial_port *port)
         schedule_work(&port->work);
 }
 
-static void usb_serial_port_work(void *private)
+static void usb_serial_port_work(struct work_struct *work)
 {
-        struct usb_serial_port *port = private;
+        struct usb_serial_port *port =
+                container_of(work, struct usb_serial_port, work);
         struct tty_struct *tty;
 
         dbg("%s - port %d", __FUNCTION__, port->number);
@@ -799,7 +800,7 @@ int usb_serial_probe(struct usb_interface *interface,
                 port->serial = serial;
                 spin_lock_init(&port->lock);
                 mutex_init(&port->mutex);
-                INIT_WORK(&port->work, usb_serial_port_work, port);
+                INIT_WORK(&port->work, usb_serial_port_work);
                 serial->port[i] = port;
         }
 
@@ -952,32 +953,28 @@ probe_error:
                 port = serial->port[i];
                 if (!port)
                         continue;
-                if (port->read_urb)
-                        usb_free_urb (port->read_urb);
+                usb_free_urb(port->read_urb);
                 kfree(port->bulk_in_buffer);
         }
         for (i = 0; i < num_bulk_out; ++i) {
                 port = serial->port[i];
                 if (!port)
                         continue;
-                if (port->write_urb)
-                        usb_free_urb (port->write_urb);
+                usb_free_urb(port->write_urb);
                 kfree(port->bulk_out_buffer);
         }
         for (i = 0; i < num_interrupt_in; ++i) {
                 port = serial->port[i];
                 if (!port)
                         continue;
-                if (port->interrupt_in_urb)
-                        usb_free_urb (port->interrupt_in_urb);
+                usb_free_urb(port->interrupt_in_urb);
                 kfree(port->interrupt_in_buffer);
         }
         for (i = 0; i < num_interrupt_out; ++i) {
                 port = serial->port[i];
                 if (!port)
                         continue;
-                if (port->interrupt_out_urb)
-                        usb_free_urb (port->interrupt_out_urb);
+                usb_free_urb(port->interrupt_out_urb);
                 kfree(port->interrupt_out_buffer);
         }
 
diff --git a/drivers/usb/serial/usb_debug.c b/drivers/usb/serial/usb_debug.c
new file mode 100644
index 000000000000..257a5e436873
--- /dev/null
+++ b/drivers/usb/serial/usb_debug.c
@@ -0,0 +1,65 @@
+/*
+ * USB Debug cable driver
+ *
+ * Copyright (C) 2006 Greg Kroah-Hartman <greg@kroah.com>
+ *
+ *      This program is free software; you can redistribute it and/or
+ *      modify it under the terms of the GNU General Public License version
+ *      2 as published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/tty.h>
+#include <linux/module.h>
+#include <linux/usb.h>
+#include <linux/usb/serial.h>
+
+static struct usb_device_id id_table [] = {
+        { USB_DEVICE(0x0525, 0x127a) },
+        { },
+};
+MODULE_DEVICE_TABLE(usb, id_table);
+
+static struct usb_driver debug_driver = {
+        .name =         "debug",
+        .probe =        usb_serial_probe,
+        .disconnect =   usb_serial_disconnect,
+        .id_table =     id_table,
+        .no_dynamic_id =        1,
+};
+
+static struct usb_serial_driver debug_device = {
+        .driver = {
+                .owner =        THIS_MODULE,
+                .name =         "debug",
+        },
+        .id_table =             id_table,
+        .num_interrupt_in =     NUM_DONT_CARE,
+        .num_bulk_in =          NUM_DONT_CARE,
+        .num_bulk_out =         NUM_DONT_CARE,
+        .num_ports =            1,
+};
+
+static int __init debug_init(void)
+{
+        int retval;
+
+        retval = usb_serial_register(&debug_device);
+        if (retval)
+                return retval;
+        retval = usb_register(&debug_driver);
+        if (retval)
+                usb_serial_deregister(&debug_device);
+        return retval;
+}
+
+static void __exit debug_exit(void)
+{
+        usb_deregister(&debug_driver);
+        usb_serial_deregister(&debug_device);
+}
+
+module_init(debug_init);
+module_exit(debug_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index befe2e11a041..eef5eaa5fa0b 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -348,8 +348,7 @@ static void visor_close (struct usb_serial_port *port, struct file * filp)
                          
         /* shutdown our urbs */
         usb_kill_urb(port->read_urb);
-        if (port->interrupt_in_urb)
-                usb_kill_urb(port->interrupt_in_urb);
+        usb_kill_urb(port->interrupt_in_urb);
 
         /* Try to send shutdown message, if the device is gone, this will just fail. */
         transfer_buffer =  kmalloc (0x12, GFP_KERNEL);
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index 4d1cd7aeccd3..154c7d290597 100644
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -227,6 +227,7 @@ struct whiteheat_private {
         struct list_head        rx_urbs_submitted;
         struct list_head        rx_urb_q;
         struct work_struct      rx_work;
+        struct usb_serial_port  *port;
         struct list_head        tx_urbs_free;
         struct list_head        tx_urbs_submitted;
 };
@@ -241,7 +242,7 @@ static void command_port_read_callback(struct urb *urb);
 static int start_port_read(struct usb_serial_port *port);
 static struct whiteheat_urb_wrap *urb_to_wrap(struct urb *urb, struct list_head *head);
 static struct list_head *list_first(struct list_head *head);
-static void rx_data_softint(void *private);
+static void rx_data_softint(struct work_struct *work);
 
 static int firm_send_command(struct usb_serial_port *port, __u8 command, __u8 *data, __u8 datasize);
 static int firm_open(struct usb_serial_port *port);
@@ -424,7 +425,8 @@ static int whiteheat_attach (struct usb_serial *serial)
                 spin_lock_init(&info->lock);
                 info->flags = 0;
                 info->mcr = 0;
-                INIT_WORK(&info->rx_work, rx_data_softint, port);
+                INIT_WORK(&info->rx_work, rx_data_softint);
+                info->port = port;
 
                 INIT_LIST_HEAD(&info->rx_urbs_free);
                 INIT_LIST_HEAD(&info->rx_urbs_submitted);
@@ -949,7 +951,7 @@ static void whiteheat_unthrottle (struct usb_serial_port *port)
         spin_unlock_irqrestore(&info->lock, flags);
 
         if (actually_throttled)
-                rx_data_softint(port);
+                rx_data_softint(&info->rx_work);
 
         return;
 }
@@ -1400,10 +1402,11 @@ static struct list_head *list_first(struct list_head *head)
 }
 
 
-static void rx_data_softint(void *private)
+static void rx_data_softint(struct work_struct *work)
 {
-        struct usb_serial_port *port = (struct usb_serial_port *)private;
-        struct whiteheat_private *info = usb_get_serial_port_data(port);
+        struct whiteheat_private *info =
+                container_of(work, struct whiteheat_private, rx_work);
+        struct usb_serial_port *port = info->port;
         struct tty_struct *tty = port->tty;
         struct whiteheat_urb_wrap *wrap;
         struct urb *urb;
diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c
index 3baf448e300d..e565d3d2ab29 100644
--- a/drivers/usb/storage/onetouch.c
+++ b/drivers/usb/storage/onetouch.c
@@ -76,7 +76,7 @@ static void usb_onetouch_irq(struct urb *urb)
         input_sync(dev);
 
 resubmit:
-        status = usb_submit_urb (urb, SLAB_ATOMIC);
+        status = usb_submit_urb (urb, GFP_ATOMIC);
         if (status)
                 err ("can't resubmit intr, %s-%s/input0, status %d",
                         onetouch->udev->bus->bus_name,
@@ -142,10 +142,7 @@ int onetouch_connect_input(struct us_data *ss)
                 return -ENODEV;
 
         endpoint = &interface->endpoint[2].desc;
-        if (!(endpoint->bEndpointAddress & USB_DIR_IN))
-                return -ENODEV;
-        if ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-                        != USB_ENDPOINT_XFER_INT)
+        if (!usb_endpoint_is_int_in(endpoint))
                 return -ENODEV;
 
         pipe = usb_rcvintpipe(udev, endpoint->bEndpointAddress);
@@ -157,7 +154,7 @@ int onetouch_connect_input(struct us_data *ss)
                 goto fail1;
 
         onetouch->data = usb_buffer_alloc(udev, ONETOUCH_PKT_LEN,
-                                          SLAB_ATOMIC, &onetouch->data_dma);
+                                          GFP_ATOMIC, &onetouch->data_dma);
         if (!onetouch->data)
                 goto fail1;
 
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index 47644b5b6155..323293a3e61f 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -427,7 +427,7 @@ static int usb_stor_bulk_transfer_sglist(struct us_data *us, unsigned int pipe,
         US_DEBUGP("%s: xfer %u bytes, %d entries\n", __FUNCTION__,
                         length, num_sg);
         result = usb_sg_init(&us->current_sg, us->pusb_dev, pipe, 0,
-                        sg, num_sg, length, SLAB_NOIO);
+                        sg, num_sg, length, GFP_NOIO);
         if (result) {
                 US_DEBUGP("usb_sg_init returned %d\n", result);
                 return USB_STOR_XFER_ERROR;
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index bc1ac07bf6ce..db8b26012c75 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -1306,30 +1306,28 @@ UNUSUAL_DEV(  0x0fce, 0xe030, 0x0000, 0x0000,
                 US_SC_DEVICE, US_PR_DEVICE, NULL,
                 US_FL_FIX_CAPACITY ),
 
-/* Reported by Jan Mate <mate@fiit.stuba.sk> */
-UNUSUAL_DEV(  0x0fce, 0xe030, 0x0000, 0x0000,
-                "Sony Ericsson",
-                "P990i",
-                US_SC_DEVICE, US_PR_DEVICE, NULL,
-                US_FL_FIX_CAPACITY ),
-
-/* Reported by Jan Mate <mate@fiit.stuba.sk> */
-UNUSUAL_DEV(  0x0fce, 0xe030, 0x0000, 0x0000,
-                "Sony Ericsson",
-                "P990i",
-                US_SC_DEVICE, US_PR_DEVICE, NULL,
-                US_FL_FIX_CAPACITY ),
-
 /* Reported by Kevin Cernekee <kpc-usbdev@gelato.uiuc.edu>
  * Tested on hardware version 1.10.
  * Entry is needed only for the initializer function override.
+ * Devices with bcd > 110 seem to not need it while those
+ * with bcd < 110 appear to need it.
  */
-UNUSUAL_DEV(  0x1019, 0x0c55, 0x0110, 0x0110,
+UNUSUAL_DEV(  0x1019, 0x0c55, 0x0000, 0x0110,
                 "Desknote",
                 "UCR-61S2B",
                 US_SC_DEVICE, US_PR_DEVICE, usb_stor_ucr61s2b_init,
                 0 ),
 
+/* Reported by Jaco Kroon <jaco@kroon.co.za>
+ * The usb-storage module found on the Digitech GNX4 (and supposedly other
+ * devices) misbehaves and causes a bunch of invalid I/O errors.
+ */
+UNUSUAL_DEV(  0x1210, 0x0003, 0x0100, 0x0100,
+                "Digitech HMG",
+                "DigiTech Mass Storage",
+                US_SC_DEVICE, US_PR_DEVICE, NULL,
+                US_FL_IGNORE_RESIDUE ),
+
 /* Reported by Vilius Bilinkevicius <vilisas AT xxx DOT lt) */
 UNUSUAL_DEV(  0x132b, 0x000b, 0x0001, 0x0001,
                 "Minolta",
diff --git a/drivers/usb/storage/usb.c b/drivers/usb/storage/usb.c
index b8d6031b0975..70644506651f 100644
--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -49,7 +49,7 @@
 
 #include <linux/sched.h>
 #include <linux/errno.h>
-#include <linux/suspend.h>
+#include <linux/freezer.h>
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/slab.h>
@@ -740,18 +740,16 @@ static int get_pipes(struct us_data *us)
                 ep = &altsetting->endpoint[i].desc;
 
                 /* Is it a BULK endpoint? */
-                if ((ep->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-                                == USB_ENDPOINT_XFER_BULK) {
+                if (usb_endpoint_xfer_bulk(ep)) {
                         /* BULK in or out? */
-                        if (ep->bEndpointAddress & USB_DIR_IN)
+                        if (usb_endpoint_dir_in(ep))
                                 ep_in = ep;
                         else
                                 ep_out = ep;
                 }
 
                 /* Is it an interrupt endpoint? */
-                else if ((ep->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-                                == USB_ENDPOINT_XFER_INT) {
+                else if (usb_endpoint_xfer_int(ep)) {
                         ep_int = ep;
                 }
         }